240334960

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{30971}}^1$

素因数の和:31081

約数の個数: 40

約数和(自身を含む): 564557616

約数和(自身を除く): 324222656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 30971, 61942, 123884, 154855, 247768, 309710, 495536, 619420, 1238840, 2477680, 3004187, 6008374, 12016748, 15020935, 24033496, 30041870, 48066992, 60083740, 120167480, 240334960]

約数ペア:

[(1, 240334960), (2, 120167480), (4, 60083740), (5, 48066992), (8, 30041870), (10, 24033496), (16, 15020935), (20, 12016748), (40, 6008374), (80, 3004187), (97, 2477680), (194, 1238840), (388, 619420), (485, 495536), (776, 309710), (970, 247768), (1552, 154855), (1940, 123884), (3880, 61942), (7760, 30971)]