2920660987945

素因数分解:

$5^1\times {\mathrm{281}}^1\times {\mathrm{313}}^1\times {\mathrm{397}}^1\times {\mathrm{16729}}^1$

素因数の和:17725

約数の個数: 32

約数和(自身を含む): 3537602399520

約数和(自身を除く): 616941411575

約数列:

[1, 5, 281, 313, 397, 1405, 1565, 1985, 16729, 83645, 87953, 111557, 124261, 439765, 557785, 621305, 4700849, 5236177, 6641413, 23504245, 26180885, 33207065, 34917341, 174586705, 1471365737, 1866237053, 2078762269, 7356828685, 9331185265, 10393811345, 584132197589, 2920660987945]

約数ペア:

[(1, 2920660987945), (5, 584132197589), (281, 10393811345), (313, 9331185265), (397, 7356828685), (1405, 2078762269), (1565, 1866237053), (1985, 1471365737), (16729, 174586705), (83645, 34917341), (87953, 33207065), (111557, 26180885), (124261, 23504245), (439765, 6641413), (557785, 5236177), (621305, 4700849)]