63744940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{455321}}^1$

素因数の和:455337

約数の個数: 24

約数和(自身を含む): 152988192

約数和(自身を除く): 89243252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 455321, 910642, 1821284, 2276605, 3187247, 4553210, 6374494, 9106420, 12748988, 15936235, 31872470, 63744940]

約数ペア:

[(1, 63744940), (2, 31872470), (4, 15936235), (5, 12748988), (7, 9106420), (10, 6374494), (14, 4553210), (20, 3187247), (28, 2276605), (35, 1821284), (70, 910642), (140, 455321)]