18447320020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{5743}}^1$

素因数の和:5957

約数の個数: 96

約数和(自身を含む): 41687654400

約数和(自身を除く): 23240334380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 107, 158, 190, 214, 316, 380, 395, 428, 535, 790, 1070, 1501, 1580, 2033, 2140, 3002, 4066, 5743, 6004, 7505, 8132, 8453, 10165, 11486, 15010, 16906, 20330, 22972, 28715, 30020, 33812, 40660, 42265, 57430, 84530, 109117, 114860, 160607, 169060, 218234, 321214, 436468, 453697, 545585, 614501, 642428, 803035, 907394, 1091170, 1229002, 1606070, 1814788, 2182340, 2268485, 2458004, 3072505, 3212140, 4536970, 6145010, 8620243, 9073940, 11675519, 12290020, 17240486, 23351038, 34480972, 43101215, 46702076, 48545579, 58377595, 86202430, 97091158, 116755190, 172404860, 194182316, 233510380, 242727895, 485455790, 922366001, 970911580, 1844732002, 3689464004, 4611830005, 9223660010, 18447320020]

約数ペア:

[(1, 18447320020), (2, 9223660010), (4, 4611830005), (5, 3689464004), (10, 1844732002), (19, 970911580), (20, 922366001), (38, 485455790), (76, 242727895), (79, 233510380), (95, 194182316), (107, 172404860), (158, 116755190), (190, 97091158), (214, 86202430), (316, 58377595), (380, 48545579), (395, 46702076), (428, 43101215), (535, 34480972), (790, 23351038), (1070, 17240486), (1501, 12290020), (1580, 11675519), (2033, 9073940), (2140, 8620243), (3002, 6145010), (4066, 4536970), (5743, 3212140), (6004, 3072505), (7505, 2458004), (8132, 2268485), (8453, 2182340), (10165, 1814788), (11486, 1606070), (15010, 1229002), (16906, 1091170), (20330, 907394), (22972, 803035), (28715, 642428), (30020, 614501), (33812, 545585), (40660, 453697), (42265, 436468), (57430, 321214), (84530, 218234), (109117, 169060), (114860, 160607)]