2019339740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{399079}}^1$

素因数の和:399122

約数の個数: 48

約数和(自身を含む): 4827271680

約数和(自身を除く): 2807931940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 399079, 798158, 1596316, 1995395, 3990790, 4389869, 7981580, 8779738, 9178817, 17559476, 18357634, 21949345, 36715268, 43898690, 45894085, 87797380, 91788170, 100966987, 183576340, 201933974, 403867948, 504834935, 1009669870, 2019339740]

約数ペア:

[(1, 2019339740), (2, 1009669870), (4, 504834935), (5, 403867948), (10, 201933974), (11, 183576340), (20, 100966987), (22, 91788170), (23, 87797380), (44, 45894085), (46, 43898690), (55, 36715268), (92, 21949345), (110, 18357634), (115, 17559476), (220, 9178817), (230, 8779738), (253, 7981580), (460, 4389869), (506, 3990790), (1012, 1995395), (1265, 1596316), (2530, 798158), (5060, 399079)]