20005650

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:130

約数の個数: 192

約数和(自身を含む): 66067200

約数和(自身を除く): 46061550

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 29, 30, 35, 42, 45, 50, 54, 58, 63, 70, 73, 75, 87, 90, 105, 126, 135, 145, 146, 150, 174, 175, 189, 203, 210, 219, 225, 261, 270, 290, 315, 350, 365, 378, 406, 435, 438, 450, 511, 522, 525, 609, 630, 657, 675, 725, 730, 783, 870, 945, 1015, 1022, 1050, 1095, 1218, 1305, 1314, 1350, 1450, 1533, 1566, 1575, 1825, 1827, 1890, 1971, 2030, 2117, 2175, 2190, 2555, 2610, 3045, 3066, 3150, 3285, 3650, 3654, 3915, 3942, 4234, 4350, 4599, 4725, 5075, 5110, 5475, 5481, 6090, 6351, 6525, 6570, 7665, 7830, 9135, 9198, 9450, 9855, 10150, 10585, 10950, 10962, 12702, 12775, 13050, 13797, 14819, 15225, 15330, 16425, 18270, 19053, 19575, 19710, 21170, 22995, 25550, 27405, 27594, 29638, 30450, 31755, 32850, 38106, 38325, 39150, 44457, 45675, 45990, 49275, 52925, 54810, 57159, 63510, 68985, 74095, 76650, 88914, 91350, 95265, 98550, 105850, 114318, 114975, 133371, 137025, 137970, 148190, 158775, 190530, 222285, 229950, 266742, 274050, 285795, 317550, 344925, 370475, 400113, 444570, 476325, 571590, 666855, 689850, 740950, 800226, 952650, 1111425, 1333710, 1428975, 2000565, 2222850, 2857950, 3334275, 4001130, 6668550, 10002825, 20005650]

約数ペア:

[(1, 20005650), (2, 10002825), (3, 6668550), (5, 4001130), (6, 3334275), (7, 2857950), (9, 2222850), (10, 2000565), (14, 1428975), (15, 1333710), (18, 1111425), (21, 952650), (25, 800226), (27, 740950), (29, 689850), (30, 666855), (35, 571590), (42, 476325), (45, 444570), (50, 400113), (54, 370475), (58, 344925), (63, 317550), (70, 285795), (73, 274050), (75, 266742), (87, 229950), (90, 222285), (105, 190530), (126, 158775), (135, 148190), (145, 137970), (146, 137025), (150, 133371), (174, 114975), (175, 114318), (189, 105850), (203, 98550), (210, 95265), (219, 91350), (225, 88914), (261, 76650), (270, 74095), (290, 68985), (315, 63510), (350, 57159), (365, 54810), (378, 52925), (406, 49275), (435, 45990), (438, 45675), (450, 44457), (511, 39150), (522, 38325), (525, 38106), (609, 32850), (630, 31755), (657, 30450), (675, 29638), (725, 27594), (730, 27405), (783, 25550), (870, 22995), (945, 21170), (1015, 19710), (1022, 19575), (1050, 19053), (1095, 18270), (1218, 16425), (1305, 15330), (1314, 15225), (1350, 14819), (1450, 13797), (1533, 13050), (1566, 12775), (1575, 12702), (1825, 10962), (1827, 10950), (1890, 10585), (1971, 10150), (2030, 9855), (2117, 9450), (2175, 9198), (2190, 9135), (2555, 7830), (2610, 7665), (3045, 6570), (3066, 6525), (3150, 6351), (3285, 6090), (3650, 5481), (3654, 5475), (3915, 5110), (3942, 5075), (4234, 4725), (4350, 4599)]