20367351720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{992561}}^1$

素因数の和:992600

約数の個数: 128

約数和(自身を含む): 71464464000

約数和(自身を除く): 51097112280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 992561, 1985122, 2977683, 3970244, 4962805, 5955366, 7940488, 8933049, 9925610, 11910732, 14888415, 17866098, 18858659, 19851220, 23821464, 26799147, 29776830, 35732196, 37717318, 39702440, 44665245, 53598294, 56575977, 59553660, 71464392, 75434636, 89330490, 94293295, 107196588, 113151954, 119107320, 133995735, 150869272, 169727931, 178660980, 188586590, 214393176, 226303908, 267991470, 282879885, 339455862, 357321960, 377173180, 452607816, 509183793, 535982940, 565759770, 678911724, 754346360, 848639655, 1018367586, 1071965880, 1131519540, 1357823448, 1697279310, 2036735172, 2263039080, 2545918965, 3394558620, 4073470344, 5091837930, 6789117240, 10183675860, 20367351720]

約数ペア:

[(1, 20367351720), (2, 10183675860), (3, 6789117240), (4, 5091837930), (5, 4073470344), (6, 3394558620), (8, 2545918965), (9, 2263039080), (10, 2036735172), (12, 1697279310), (15, 1357823448), (18, 1131519540), (19, 1071965880), (20, 1018367586), (24, 848639655), (27, 754346360), (30, 678911724), (36, 565759770), (38, 535982940), (40, 509183793), (45, 452607816), (54, 377173180), (57, 357321960), (60, 339455862), (72, 282879885), (76, 267991470), (90, 226303908), (95, 214393176), (108, 188586590), (114, 178660980), (120, 169727931), (135, 150869272), (152, 133995735), (171, 119107320), (180, 113151954), (190, 107196588), (216, 94293295), (228, 89330490), (270, 75434636), (285, 71464392), (342, 59553660), (360, 56575977), (380, 53598294), (456, 44665245), (513, 39702440), (540, 37717318), (570, 35732196), (684, 29776830), (760, 26799147), (855, 23821464), (1026, 19851220), (1080, 18858659), (1140, 17866098), (1368, 14888415), (1710, 11910732), (2052, 9925610), (2280, 8933049), (2565, 7940488), (3420, 5955366), (4104, 4962805), (5130, 3970244), (6840, 2977683), (10260, 1985122), (20520, 992561)]