88371640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{315613}}^1$

素因数の和:315631

約数の個数: 32

約数和(自身を含む): 227242080

約数和(自身を除く): 138870440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 315613, 631226, 1262452, 1578065, 2209291, 2524904, 3156130, 4418582, 6312260, 8837164, 11046455, 12624520, 17674328, 22092910, 44185820, 88371640]

約数ペア:

[(1, 88371640), (2, 44185820), (4, 22092910), (5, 17674328), (7, 12624520), (8, 11046455), (10, 8837164), (14, 6312260), (20, 4418582), (28, 3156130), (35, 2524904), (40, 2209291), (56, 1578065), (70, 1262452), (140, 631226), (280, 315613)]