205955220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{4243}}^1$

素因数の和:5064

約数の個数: 48

約数和(自身を含む): 577523520

約数和(自身を除く): 371568300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 809, 1618, 2427, 3236, 4045, 4243, 4854, 8090, 8486, 9708, 12135, 12729, 16180, 16972, 21215, 24270, 25458, 42430, 48540, 50916, 63645, 84860, 127290, 254580, 3432587, 6865174, 10297761, 13730348, 17162935, 20595522, 34325870, 41191044, 51488805, 68651740, 102977610, 205955220]

約数ペア:

[(1, 205955220), (2, 102977610), (3, 68651740), (4, 51488805), (5, 41191044), (6, 34325870), (10, 20595522), (12, 17162935), (15, 13730348), (20, 10297761), (30, 6865174), (60, 3432587), (809, 254580), (1618, 127290), (2427, 84860), (3236, 63645), (4045, 50916), (4243, 48540), (4854, 42430), (8090, 25458), (8486, 24270), (9708, 21215), (12135, 16972), (12729, 16180)]