312280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 725040

約数和(自身を除く): 412760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 211, 296, 370, 422, 740, 844, 1055, 1480, 1688, 2110, 4220, 7807, 8440, 15614, 31228, 39035, 62456, 78070, 156140, 312280]

約数ペア:

[(1, 312280), (2, 156140), (4, 78070), (5, 62456), (8, 39035), (10, 31228), (20, 15614), (37, 8440), (40, 7807), (74, 4220), (148, 2110), (185, 1688), (211, 1480), (296, 1055), (370, 844), (422, 740)]