12564760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 30955680

約数和(自身を除く): 18390920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 331, 365, 520, 584, 662, 730, 949, 1324, 1460, 1655, 1898, 2648, 2920, 3310, 3796, 4303, 4745, 6620, 7592, 8606, 9490, 13240, 17212, 18980, 21515, 24163, 34424, 37960, 43030, 48326, 86060, 96652, 120815, 172120, 193304, 241630, 314119, 483260, 628238, 966520, 1256476, 1570595, 2512952, 3141190, 6282380, 12564760]

約数ペア:

[(1, 12564760), (2, 6282380), (4, 3141190), (5, 2512952), (8, 1570595), (10, 1256476), (13, 966520), (20, 628238), (26, 483260), (40, 314119), (52, 241630), (65, 193304), (73, 172120), (104, 120815), (130, 96652), (146, 86060), (260, 48326), (292, 43030), (331, 37960), (365, 34424), (520, 24163), (584, 21515), (662, 18980), (730, 17212), (949, 13240), (1324, 9490), (1460, 8606), (1655, 7592), (1898, 6620), (2648, 4745), (2920, 4303), (3310, 3796)]