30574840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{44963}}^1$

素因数の和:44991

約数の個数: 32

約数和(自身を含む): 72841680

約数和(自身を除く): 42266840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 44963, 89926, 179852, 224815, 359704, 449630, 764371, 899260, 1528742, 1798520, 3057484, 3821855, 6114968, 7643710, 15287420, 30574840]

約数ペア:

[(1, 30574840), (2, 15287420), (4, 7643710), (5, 6114968), (8, 3821855), (10, 3057484), (17, 1798520), (20, 1528742), (34, 899260), (40, 764371), (68, 449630), (85, 359704), (136, 224815), (170, 179852), (340, 89926), (680, 44963)]