40887890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{240517}}^1$

素因数の和:240541

約数の個数: 16

約数和(自身を含む): 77927832

約数和(自身を除く): 37039942

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 240517, 481034, 1202585, 2405170, 4088789, 8177578, 20443945, 40887890]

約数ペア:

[(1, 40887890), (2, 20443945), (5, 8177578), (10, 4088789), (17, 2405170), (34, 1202585), (85, 481034), (170, 240517)]