1226156620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277411}}^1$

素因数の和:277450

約数の個数: 48

約数和(自身を含む): 2936128608

約数和(自身を除く): 1709971988

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 277411, 554822, 1109644, 1387055, 2774110, 3606343, 4715987, 5548220, 7212686, 9431974, 14425372, 18031715, 18863948, 23579935, 36063430, 47159870, 61307831, 72126860, 94319740, 122615662, 245231324, 306539155, 613078310, 1226156620]

約数ペア:

[(1, 1226156620), (2, 613078310), (4, 306539155), (5, 245231324), (10, 122615662), (13, 94319740), (17, 72126860), (20, 61307831), (26, 47159870), (34, 36063430), (52, 23579935), (65, 18863948), (68, 18031715), (85, 14425372), (130, 9431974), (170, 7212686), (221, 5548220), (260, 4715987), (340, 3606343), (442, 2774110), (884, 1387055), (1105, 1109644), (2210, 554822), (4420, 277411)]