389637370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1\times {\mathrm{2099}}^1$

素因数の和:3102

約数の個数: 32

約数和(自身を含む): 739368000

約数和(自身を除く): 349730630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 977, 1954, 2099, 4198, 4885, 9770, 10495, 18563, 20990, 37126, 39881, 79762, 92815, 185630, 199405, 398810, 2050723, 4101446, 10253615, 20507230, 38963737, 77927474, 194818685, 389637370]

約数ペア:

[(1, 389637370), (2, 194818685), (5, 77927474), (10, 38963737), (19, 20507230), (38, 10253615), (95, 4101446), (190, 2050723), (977, 398810), (1954, 199405), (2099, 185630), (4198, 92815), (4885, 79762), (9770, 39881), (10495, 37126), (18563, 20990)]