3155920

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:499

約数の個数: 40

約数和(自身を含む): 7428096

約数和(自身を除く): 4272176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 383, 412, 515, 766, 824, 1030, 1532, 1648, 1915, 2060, 3064, 3830, 4120, 6128, 7660, 8240, 15320, 30640, 39449, 78898, 157796, 197245, 315592, 394490, 631184, 788980, 1577960, 3155920]

約数ペア:

[(1, 3155920), (2, 1577960), (4, 788980), (5, 631184), (8, 394490), (10, 315592), (16, 197245), (20, 157796), (40, 78898), (80, 39449), (103, 30640), (206, 15320), (383, 8240), (412, 7660), (515, 6128), (766, 4120), (824, 3830), (1030, 3064), (1532, 2060), (1648, 1915)]