20002620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30307}}^1$

素因数の和:30330

約数の個数: 48

約数和(自身を含む): 61100928

約数和(自身を除く): 41098308

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 30307, 60614, 90921, 121228, 151535, 181842, 303070, 333377, 363684, 454605, 606140, 666754, 909210, 1000131, 1333508, 1666885, 1818420, 2000262, 3333770, 4000524, 5000655, 6667540, 10001310, 20002620]

約数ペア:

[(1, 20002620), (2, 10001310), (3, 6667540), (4, 5000655), (5, 4000524), (6, 3333770), (10, 2000262), (11, 1818420), (12, 1666885), (15, 1333508), (20, 1000131), (22, 909210), (30, 666754), (33, 606140), (44, 454605), (55, 363684), (60, 333377), (66, 303070), (110, 181842), (132, 151535), (165, 121228), (220, 90921), (330, 60614), (660, 30307)]