15977480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21023}}^1$

素因数の和:21053

約数の個数: 32

約数和(自身を含む): 37843200

約数和(自身を除く): 21865720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 21023, 42046, 84092, 105115, 168184, 210230, 399437, 420460, 798874, 840920, 1597748, 1997185, 3195496, 3994370, 7988740, 15977480]

約数ペア:

[(1, 15977480), (2, 7988740), (4, 3994370), (5, 3195496), (8, 1997185), (10, 1597748), (19, 840920), (20, 798874), (38, 420460), (40, 399437), (76, 210230), (95, 168184), (152, 105115), (190, 84092), (380, 42046), (760, 21023)]