15682840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23063}}^1$

素因数の和:23091

約数の個数: 32

約数和(自身を含む): 37363680

約数和(自身を除く): 21680840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 23063, 46126, 92252, 115315, 184504, 230630, 392071, 461260, 784142, 922520, 1568284, 1960355, 3136568, 3920710, 7841420, 15682840]

約数ペア:

[(1, 15682840), (2, 7841420), (4, 3920710), (5, 3136568), (8, 1960355), (10, 1568284), (17, 922520), (20, 784142), (34, 461260), (40, 392071), (68, 230630), (85, 184504), (136, 115315), (170, 92252), (340, 46126), (680, 23063)]