640234234

素因数分解:

$2^1\times {\mathrm{251}}^1\times {\mathrm{1013}}^1\times {\mathrm{1259}}^1$

素因数の和:2525

約数の個数: 16

約数和(自身を含む): 965895840

約数和(自身を除く): 325661606

約数列:

[1, 2, 251, 502, 1013, 1259, 2026, 2518, 254263, 316009, 508526, 632018, 1275367, 2550734, 320117117, 640234234]

約数ペア:

[(1, 640234234), (2, 320117117), (251, 2550734), (502, 1275367), (1013, 632018), (1259, 508526), (2026, 316009), (2518, 254263)]