122904220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1621}}^1$

素因数の和:1870

約数の個数: 48

約数和(自身を含む): 274675968

約数和(自身を除く): 151771748

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 223, 340, 446, 892, 1115, 1621, 2230, 3242, 3791, 4460, 6484, 7582, 8105, 15164, 16210, 18955, 27557, 32420, 37910, 55114, 75820, 110228, 137785, 275570, 361483, 551140, 722966, 1445932, 1807415, 3614830, 6145211, 7229660, 12290422, 24580844, 30726055, 61452110, 122904220]

約数ペア:

[(1, 122904220), (2, 61452110), (4, 30726055), (5, 24580844), (10, 12290422), (17, 7229660), (20, 6145211), (34, 3614830), (68, 1807415), (85, 1445932), (170, 722966), (223, 551140), (340, 361483), (446, 275570), (892, 137785), (1115, 110228), (1621, 75820), (2230, 55114), (3242, 37910), (3791, 32420), (4460, 27557), (6484, 18955), (7582, 16210), (8105, 15164)]