920460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 2787120

約数和(自身を除く): 1866660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 29, 30, 46, 58, 60, 69, 87, 92, 115, 116, 138, 145, 174, 230, 276, 290, 345, 348, 435, 460, 529, 580, 667, 690, 870, 1058, 1334, 1380, 1587, 1740, 2001, 2116, 2645, 2668, 3174, 3335, 4002, 5290, 6348, 6670, 7935, 8004, 10005, 10580, 13340, 15341, 15870, 20010, 30682, 31740, 40020, 46023, 61364, 76705, 92046, 153410, 184092, 230115, 306820, 460230, 920460]

約数ペア:

[(1, 920460), (2, 460230), (3, 306820), (4, 230115), (5, 184092), (6, 153410), (10, 92046), (12, 76705), (15, 61364), (20, 46023), (23, 40020), (29, 31740), (30, 30682), (46, 20010), (58, 15870), (60, 15341), (69, 13340), (87, 10580), (92, 10005), (115, 8004), (116, 7935), (138, 6670), (145, 6348), (174, 5290), (230, 4002), (276, 3335), (290, 3174), (345, 2668), (348, 2645), (435, 2116), (460, 2001), (529, 1740), (580, 1587), (667, 1380), (690, 1334), (870, 1058)]