142094840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{208963}}^1$

素因数の和:208991

約数の個数: 32

約数和(自身を含む): 338521680

約数和(自身を除く): 196426840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 208963, 417926, 835852, 1044815, 1671704, 2089630, 3552371, 4179260, 7104742, 8358520, 14209484, 17761855, 28418968, 35523710, 71047420, 142094840]

約数ペア:

[(1, 142094840), (2, 71047420), (4, 35523710), (5, 28418968), (8, 17761855), (10, 14209484), (17, 8358520), (20, 7104742), (34, 4179260), (40, 3552371), (68, 2089630), (85, 1671704), (136, 1044815), (170, 835852), (340, 417926), (680, 208963)]