20635620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20231}}^1$

素因数の和:20260

約数の個数: 48

約数和(自身を含む): 61181568

約数和(自身を除く): 40545948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 20231, 40462, 60693, 80924, 101155, 121386, 202310, 242772, 303465, 343927, 404620, 606930, 687854, 1031781, 1213860, 1375708, 1719635, 2063562, 3439270, 4127124, 5158905, 6878540, 10317810, 20635620]

約数ペア:

[(1, 20635620), (2, 10317810), (3, 6878540), (4, 5158905), (5, 4127124), (6, 3439270), (10, 2063562), (12, 1719635), (15, 1375708), (17, 1213860), (20, 1031781), (30, 687854), (34, 606930), (51, 404620), (60, 343927), (68, 303465), (85, 242772), (102, 202310), (170, 121386), (204, 101155), (255, 80924), (340, 60693), (510, 40462), (1020, 20231)]