20043450

素因数分解:

$2^1\times 3^4\times 5^2\times 7^2\times {\mathrm{101}}^1$

素因数の和:139

約数の個数: 180

約数和(自身を含む): 65424942

約数和(自身を除く): 45381492

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 49, 50, 54, 63, 70, 75, 81, 90, 98, 101, 105, 126, 135, 147, 150, 162, 175, 189, 202, 210, 225, 245, 270, 294, 303, 315, 350, 378, 405, 441, 450, 490, 505, 525, 567, 606, 630, 675, 707, 735, 810, 882, 909, 945, 1010, 1050, 1134, 1225, 1323, 1350, 1414, 1470, 1515, 1575, 1818, 1890, 2025, 2121, 2205, 2450, 2525, 2646, 2727, 2835, 3030, 3150, 3535, 3675, 3969, 4050, 4242, 4410, 4545, 4725, 4949, 5050, 5454, 5670, 6363, 6615, 7070, 7350, 7575, 7938, 8181, 9090, 9450, 9898, 10605, 11025, 12726, 13230, 13635, 14175, 14847, 15150, 16362, 17675, 19089, 19845, 21210, 22050, 22725, 24745, 27270, 28350, 29694, 31815, 33075, 35350, 38178, 39690, 40905, 44541, 45450, 49490, 53025, 57267, 63630, 66150, 68175, 74235, 81810, 89082, 95445, 99225, 106050, 114534, 123725, 133623, 136350, 148470, 159075, 190890, 198450, 204525, 222705, 247450, 267246, 286335, 318150, 371175, 400869, 409050, 445410, 477225, 572670, 668115, 742350, 801738, 954450, 1113525, 1336230, 1431675, 2004345, 2227050, 2863350, 3340575, 4008690, 6681150, 10021725, 20043450]

約数ペア:

[(1, 20043450), (2, 10021725), (3, 6681150), (5, 4008690), (6, 3340575), (7, 2863350), (9, 2227050), (10, 2004345), (14, 1431675), (15, 1336230), (18, 1113525), (21, 954450), (25, 801738), (27, 742350), (30, 668115), (35, 572670), (42, 477225), (45, 445410), (49, 409050), (50, 400869), (54, 371175), (63, 318150), (70, 286335), (75, 267246), (81, 247450), (90, 222705), (98, 204525), (101, 198450), (105, 190890), (126, 159075), (135, 148470), (147, 136350), (150, 133623), (162, 123725), (175, 114534), (189, 106050), (202, 99225), (210, 95445), (225, 89082), (245, 81810), (270, 74235), (294, 68175), (303, 66150), (315, 63630), (350, 57267), (378, 53025), (405, 49490), (441, 45450), (450, 44541), (490, 40905), (505, 39690), (525, 38178), (567, 35350), (606, 33075), (630, 31815), (675, 29694), (707, 28350), (735, 27270), (810, 24745), (882, 22725), (909, 22050), (945, 21210), (1010, 19845), (1050, 19089), (1134, 17675), (1225, 16362), (1323, 15150), (1350, 14847), (1414, 14175), (1470, 13635), (1515, 13230), (1575, 12726), (1818, 11025), (1890, 10605), (2025, 9898), (2121, 9450), (2205, 9090), (2450, 8181), (2525, 7938), (2646, 7575), (2727, 7350), (2835, 7070), (3030, 6615), (3150, 6363), (3535, 5670), (3675, 5454), (3969, 5050), (4050, 4949), (4242, 4725), (4410, 4545)]