20067540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10789}}^1$

素因数の和:10832

約数の個数: 48

約数和(自身を含む): 58007040

約数和(自身を除く): 37939500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10789, 21578, 32367, 43156, 53945, 64734, 107890, 129468, 161835, 215780, 323670, 334459, 647340, 668918, 1003377, 1337836, 1672295, 2006754, 3344590, 4013508, 5016885, 6689180, 10033770, 20067540]

約数ペア:

[(1, 20067540), (2, 10033770), (3, 6689180), (4, 5016885), (5, 4013508), (6, 3344590), (10, 2006754), (12, 1672295), (15, 1337836), (20, 1003377), (30, 668918), (31, 647340), (60, 334459), (62, 323670), (93, 215780), (124, 161835), (155, 129468), (186, 107890), (310, 64734), (372, 53945), (465, 43156), (620, 32367), (930, 21578), (1860, 10789)]