27789560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40867}}^1$

素因数の和:40895

約数の個数: 32

約数和(自身を含む): 66206160

約数和(自身を除く): 38416600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 40867, 81734, 163468, 204335, 326936, 408670, 694739, 817340, 1389478, 1634680, 2778956, 3473695, 5557912, 6947390, 13894780, 27789560]

約数ペア:

[(1, 27789560), (2, 13894780), (4, 6947390), (5, 5557912), (8, 3473695), (10, 2778956), (17, 1634680), (20, 1389478), (34, 817340), (40, 694739), (68, 408670), (85, 326936), (136, 204335), (170, 163468), (340, 81734), (680, 40867)]