130667240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{296971}}^1$

素因数の和:296993

約数の個数: 32

約数和(自身を含む): 320729760

約数和(自身を除く): 190062520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 296971, 593942, 1187884, 1484855, 2375768, 2969710, 3266681, 5939420, 6533362, 11878840, 13066724, 16333405, 26133448, 32666810, 65333620, 130667240]

約数ペア:

[(1, 130667240), (2, 65333620), (4, 32666810), (5, 26133448), (8, 16333405), (10, 13066724), (11, 11878840), (20, 6533362), (22, 5939420), (40, 3266681), (44, 2969710), (55, 2375768), (88, 1484855), (110, 1187884), (220, 593942), (440, 296971)]