20175791080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29670281}}^1$

素因数の和:29670309

約数の個数: 32

約数和(自身を含む): 48065856840

約数和(自身を除く): 27890065760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 29670281, 59340562, 118681124, 148351405, 237362248, 296702810, 504394777, 593405620, 1008789554, 1186811240, 2017579108, 2521973885, 4035158216, 5043947770, 10087895540, 20175791080]

約数ペア:

[(1, 20175791080), (2, 10087895540), (4, 5043947770), (5, 4035158216), (8, 2521973885), (10, 2017579108), (17, 1186811240), (20, 1008789554), (34, 593405620), (40, 504394777), (68, 296702810), (85, 237362248), (136, 148351405), (170, 118681124), (340, 59340562), (680, 29670281)]