8791980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{277}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 25827312

約数和(自身を除く): 17035332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 277, 345, 460, 529, 554, 690, 831, 1058, 1108, 1380, 1385, 1587, 1662, 2116, 2645, 2770, 3174, 3324, 4155, 5290, 5540, 6348, 6371, 7935, 8310, 10580, 12742, 15870, 16620, 19113, 25484, 31740, 31855, 38226, 63710, 76452, 95565, 127420, 146533, 191130, 293066, 382260, 439599, 586132, 732665, 879198, 1465330, 1758396, 2197995, 2930660, 4395990, 8791980]

約数ペア:

[(1, 8791980), (2, 4395990), (3, 2930660), (4, 2197995), (5, 1758396), (6, 1465330), (10, 879198), (12, 732665), (15, 586132), (20, 439599), (23, 382260), (30, 293066), (46, 191130), (60, 146533), (69, 127420), (92, 95565), (115, 76452), (138, 63710), (230, 38226), (276, 31855), (277, 31740), (345, 25484), (460, 19113), (529, 16620), (554, 15870), (690, 12742), (831, 10580), (1058, 8310), (1108, 7935), (1380, 6371), (1385, 6348), (1587, 5540), (1662, 5290), (2116, 4155), (2645, 3324), (2770, 3174)]