31092280

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4951}}^1$

素因数の和:5119

約数の個数: 32

約数和(自身を含む): 70417440

約数和(自身を除く): 39325160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 4951, 6280, 9902, 19804, 24755, 39608, 49510, 99020, 198040, 777307, 1554614, 3109228, 3886535, 6218456, 7773070, 15546140, 31092280]

約数ペア:

[(1, 31092280), (2, 15546140), (4, 7773070), (5, 6218456), (8, 3886535), (10, 3109228), (20, 1554614), (40, 777307), (157, 198040), (314, 99020), (628, 49510), (785, 39608), (1256, 24755), (1570, 19804), (3140, 9902), (4951, 6280)]