15742321820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1747}}^1\times {\mathrm{8501}}^1$

素因数の和:10310

約数の個数: 48

約数和(自身を含む): 33705872928

約数和(自身を除く): 17963551108

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 1747, 3494, 6988, 8501, 8735, 17002, 17470, 34004, 34940, 42505, 85010, 92591, 170020, 185182, 370364, 450553, 462955, 901106, 925910, 1802212, 1851820, 2252765, 4505530, 9011060, 14851247, 29702494, 59404988, 74256235, 148512470, 297024940, 787116091, 1574232182, 3148464364, 3935580455, 7871160910, 15742321820]

約数ペア:

[(1, 15742321820), (2, 7871160910), (4, 3935580455), (5, 3148464364), (10, 1574232182), (20, 787116091), (53, 297024940), (106, 148512470), (212, 74256235), (265, 59404988), (530, 29702494), (1060, 14851247), (1747, 9011060), (3494, 4505530), (6988, 2252765), (8501, 1851820), (8735, 1802212), (17002, 925910), (17470, 901106), (34004, 462955), (34940, 450553), (42505, 370364), (85010, 185182), (92591, 170020)]