20797833430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{159017}}^1$

素因数の和:159105

約数の個数: 64

約数和(自身を含む): 43278338880

約数和(自身を除く): 22480505450

約数列:

[1, 2, 5, 10, 11, 22, 29, 41, 55, 58, 82, 110, 145, 205, 290, 319, 410, 451, 638, 902, 1189, 1595, 2255, 2378, 3190, 4510, 5945, 11890, 13079, 26158, 65395, 130790, 159017, 318034, 795085, 1590170, 1749187, 3498374, 4611493, 6519697, 8745935, 9222986, 13039394, 17491870, 23057465, 32598485, 46114930, 50726423, 65196970, 71716667, 101452846, 143433334, 189071213, 253632115, 358583335, 378142426, 507264230, 717166670, 945356065, 1890712130, 2079783343, 4159566686, 10398916715, 20797833430]

約数ペア:

[(1, 20797833430), (2, 10398916715), (5, 4159566686), (10, 2079783343), (11, 1890712130), (22, 945356065), (29, 717166670), (41, 507264230), (55, 378142426), (58, 358583335), (82, 253632115), (110, 189071213), (145, 143433334), (205, 101452846), (290, 71716667), (319, 65196970), (410, 50726423), (451, 46114930), (638, 32598485), (902, 23057465), (1189, 17491870), (1595, 13039394), (2255, 9222986), (2378, 8745935), (3190, 6519697), (4510, 4611493), (5945, 3498374), (11890, 1749187), (13079, 1590170), (26158, 795085), (65395, 318034), (130790, 159017)]