64594220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{189983}}^1$

素因数の和:190009

約数の個数: 24

約数和(自身を含む): 143627904

約数和(自身を除く): 79033684

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 189983, 379966, 759932, 949915, 1899830, 3229711, 3799660, 6459422, 12918844, 16148555, 32297110, 64594220]

約数ペア:

[(1, 64594220), (2, 32297110), (4, 16148555), (5, 12918844), (10, 6459422), (17, 3799660), (20, 3229711), (34, 1899830), (68, 949915), (85, 759932), (170, 379966), (340, 189983)]