12580620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^2$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 38236464

約数和(自身を除く): 25655844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 127, 130, 156, 195, 254, 260, 381, 390, 508, 635, 762, 780, 1270, 1524, 1651, 1905, 2540, 3302, 3810, 4953, 6604, 7620, 8255, 9906, 16129, 16510, 19812, 24765, 32258, 33020, 48387, 49530, 64516, 80645, 96774, 99060, 161290, 193548, 209677, 241935, 322580, 419354, 483870, 629031, 838708, 967740, 1048385, 1258062, 2096770, 2516124, 3145155, 4193540, 6290310, 12580620]

約数ペア:

[(1, 12580620), (2, 6290310), (3, 4193540), (4, 3145155), (5, 2516124), (6, 2096770), (10, 1258062), (12, 1048385), (13, 967740), (15, 838708), (20, 629031), (26, 483870), (30, 419354), (39, 322580), (52, 241935), (60, 209677), (65, 193548), (78, 161290), (127, 99060), (130, 96774), (156, 80645), (195, 64516), (254, 49530), (260, 48387), (381, 33020), (390, 32258), (508, 24765), (635, 19812), (762, 16510), (780, 16129), (1270, 9906), (1524, 8255), (1651, 7620), (1905, 6604), (2540, 4953), (3302, 3810)]