9817960

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2383}}^1$

素因数の和:2497

約数の個数: 32

約数和(自身を含む): 22314240

約数和(自身を除く): 12496280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 2383, 4120, 4766, 9532, 11915, 19064, 23830, 47660, 95320, 245449, 490898, 981796, 1227245, 1963592, 2454490, 4908980, 9817960]

約数ペア:

[(1, 9817960), (2, 4908980), (4, 2454490), (5, 1963592), (8, 1227245), (10, 981796), (20, 490898), (40, 245449), (103, 95320), (206, 47660), (412, 23830), (515, 19064), (824, 11915), (1030, 9532), (2060, 4766), (2383, 4120)]