12591560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18517}}^1$

素因数の和:18545

約数の個数: 32

約数和(自身を含む): 29999160

約数和(自身を除く): 17407600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 18517, 37034, 74068, 92585, 148136, 185170, 314789, 370340, 629578, 740680, 1259156, 1573945, 2518312, 3147890, 6295780, 12591560]

約数ペア:

[(1, 12591560), (2, 6295780), (4, 3147890), (5, 2518312), (8, 1573945), (10, 1259156), (17, 740680), (20, 629578), (34, 370340), (40, 314789), (68, 185170), (85, 148136), (136, 92585), (170, 74068), (340, 37034), (680, 18517)]