39809240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{58543}}^1$

素因数の和:58571

約数の個数: 32

約数和(自身を含む): 94841280

約数和(自身を除く): 55032040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 58543, 117086, 234172, 292715, 468344, 585430, 995231, 1170860, 1990462, 2341720, 3980924, 4976155, 7961848, 9952310, 19904620, 39809240]

約数ペア:

[(1, 39809240), (2, 19904620), (4, 9952310), (5, 7961848), (8, 4976155), (10, 3980924), (17, 2341720), (20, 1990462), (34, 1170860), (40, 995231), (68, 585430), (85, 468344), (136, 292715), (170, 234172), (340, 117086), (680, 58543)]