31621640

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{13399}}^1$

素因数の和:13469

約数の個数: 32

約数和(自身を含む): 72360000

約数和(自身を除く): 40738360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 13399, 26798, 53596, 66995, 107192, 133990, 267980, 535960, 790541, 1581082, 3162164, 3952705, 6324328, 7905410, 15810820, 31621640]

約数ペア:

[(1, 31621640), (2, 15810820), (4, 7905410), (5, 6324328), (8, 3952705), (10, 3162164), (20, 1581082), (40, 790541), (59, 535960), (118, 267980), (236, 133990), (295, 107192), (472, 66995), (590, 53596), (1180, 26798), (2360, 13399)]