12744080

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{661}}^1$

素因数の和:915

約数の個数: 40

約数和(自身を含む): 29797944

約数和(自身を除く): 17053864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 661, 964, 1205, 1322, 1928, 2410, 2644, 3305, 3856, 4820, 5288, 6610, 9640, 10576, 13220, 19280, 26440, 52880, 159301, 318602, 637204, 796505, 1274408, 1593010, 2548816, 3186020, 6372040, 12744080]

約数ペア:

[(1, 12744080), (2, 6372040), (4, 3186020), (5, 2548816), (8, 1593010), (10, 1274408), (16, 796505), (20, 637204), (40, 318602), (80, 159301), (241, 52880), (482, 26440), (661, 19280), (964, 13220), (1205, 10576), (1322, 9640), (1928, 6610), (2410, 5288), (2644, 4820), (3305, 3856)]