61170040

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3739}}^1$

素因数の和:4159

約数の個数: 32

約数和(自身を含む): 138006000

約数和(自身を除く): 76835960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 3739, 4090, 7478, 8180, 14956, 16360, 18695, 29912, 37390, 74780, 149560, 1529251, 3058502, 6117004, 7646255, 12234008, 15292510, 30585020, 61170040]

約数ペア:

[(1, 61170040), (2, 30585020), (4, 15292510), (5, 12234008), (8, 7646255), (10, 6117004), (20, 3058502), (40, 1529251), (409, 149560), (818, 74780), (1636, 37390), (2045, 29912), (3272, 18695), (3739, 16360), (4090, 14956), (7478, 8180)]