8528020620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{20304811}}^1$

素因数の和:20304830

約数の個数: 48

約数和(自身を含む): 27289667328

約数和(自身を除く): 18761646708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 20304811, 40609622, 60914433, 81219244, 101524055, 121828866, 142133677, 203048110, 243657732, 284267354, 304572165, 406096220, 426401031, 568534708, 609144330, 710668385, 852802062, 1218288660, 1421336770, 1705604124, 2132005155, 2842673540, 4264010310, 8528020620]

約数ペア:

[(1, 8528020620), (2, 4264010310), (3, 2842673540), (4, 2132005155), (5, 1705604124), (6, 1421336770), (7, 1218288660), (10, 852802062), (12, 710668385), (14, 609144330), (15, 568534708), (20, 426401031), (21, 406096220), (28, 304572165), (30, 284267354), (35, 243657732), (42, 203048110), (60, 142133677), (70, 121828866), (84, 101524055), (105, 81219244), (140, 60914433), (210, 40609622), (420, 20304811)]