220172810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{13997}}^1$

素因数の和:14039

約数の個数: 48

約数和(自身を含む): 469156968

約数和(自身を除く): 248984158

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 3146, 7865, 13997, 15730, 27994, 69985, 139970, 153967, 181961, 307934, 363922, 769835, 909805, 1539670, 1693637, 1819610, 2001571, 3387274, 4003142, 8468185, 10007855, 16936370, 20015710, 22017281, 44034562, 110086405, 220172810]

約数ペア:

[(1, 220172810), (2, 110086405), (5, 44034562), (10, 22017281), (11, 20015710), (13, 16936370), (22, 10007855), (26, 8468185), (55, 4003142), (65, 3387274), (110, 2001571), (121, 1819610), (130, 1693637), (143, 1539670), (242, 909805), (286, 769835), (605, 363922), (715, 307934), (1210, 181961), (1430, 153967), (1573, 139970), (3146, 69985), (7865, 27994), (13997, 15730)]