1520409220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6910951}}^1$

素因数の和:6910971

約数の個数: 24

約数和(自身を含む): 3483119808

約数和(自身を除く): 1962710588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 6910951, 13821902, 27643804, 34554755, 69109510, 76020461, 138219020, 152040922, 304081844, 380102305, 760204610, 1520409220]

約数ペア:

[(1, 1520409220), (2, 760204610), (4, 380102305), (5, 304081844), (10, 152040922), (11, 138219020), (20, 76020461), (22, 69109510), (44, 34554755), (55, 27643804), (110, 13821902), (220, 6910951)]