12665360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5107}}^1$

素因数の和:5151

約数の個数: 40

約数和(自身を含む): 30402816

約数和(自身を除く): 17737456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 5107, 10214, 20428, 25535, 40856, 51070, 81712, 102140, 158317, 204280, 316634, 408560, 633268, 791585, 1266536, 1583170, 2533072, 3166340, 6332680, 12665360]

約数ペア:

[(1, 12665360), (2, 6332680), (4, 3166340), (5, 2533072), (8, 1583170), (10, 1266536), (16, 791585), (20, 633268), (31, 408560), (40, 316634), (62, 204280), (80, 158317), (124, 102140), (155, 81712), (248, 51070), (310, 40856), (496, 25535), (620, 20428), (1240, 10214), (2480, 5107)]