12845380

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10529}}^1$

素因数の和:10599

約数の個数: 24

約数和(自身を含む): 27420120

約数和(自身を除く): 14574740

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 10529, 21058, 42116, 52645, 105290, 210580, 642269, 1284538, 2569076, 3211345, 6422690, 12845380]

約数ペア:

[(1, 12845380), (2, 6422690), (4, 3211345), (5, 2569076), (10, 1284538), (20, 642269), (61, 210580), (122, 105290), (244, 52645), (305, 42116), (610, 21058), (1220, 10529)]