15265640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:1002

約数の個数: 64

約数和(自身を含む): 38223360

約数和(自身を除く): 22957720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 947, 1240, 1612, 1894, 2015, 3224, 3788, 4030, 4735, 7576, 8060, 9470, 12311, 16120, 18940, 24622, 29357, 37880, 49244, 58714, 61555, 98488, 117428, 123110, 146785, 234856, 246220, 293570, 381641, 492440, 587140, 763282, 1174280, 1526564, 1908205, 3053128, 3816410, 7632820, 15265640]

約数ペア:

[(1, 15265640), (2, 7632820), (4, 3816410), (5, 3053128), (8, 1908205), (10, 1526564), (13, 1174280), (20, 763282), (26, 587140), (31, 492440), (40, 381641), (52, 293570), (62, 246220), (65, 234856), (104, 146785), (124, 123110), (130, 117428), (155, 98488), (248, 61555), (260, 58714), (310, 49244), (403, 37880), (520, 29357), (620, 24622), (806, 18940), (947, 16120), (1240, 12311), (1612, 9470), (1894, 8060), (2015, 7576), (3224, 4735), (3788, 4030)]