1500920

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 3412800

約数和(自身を除く): 1911880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 239, 314, 478, 628, 785, 956, 1195, 1256, 1570, 1912, 2390, 3140, 4780, 6280, 9560, 37523, 75046, 150092, 187615, 300184, 375230, 750460, 1500920]

約数ペア:

[(1, 1500920), (2, 750460), (4, 375230), (5, 300184), (8, 187615), (10, 150092), (20, 75046), (40, 37523), (157, 9560), (239, 6280), (314, 4780), (478, 3140), (628, 2390), (785, 1912), (956, 1570), (1195, 1256)]