20805040510

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1873}}^1\times {\mathrm{38303}}^1$

素因数の和:40212

約数の個数: 32

約数和(自身を含む): 38762115840

約数和(自身を除く): 17957075330

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 1873, 3746, 9365, 18730, 38303, 54317, 76606, 108634, 191515, 271585, 383030, 543170, 1110787, 2221574, 5553935, 11107870, 71741519, 143483038, 358707595, 717415190, 2080504051, 4161008102, 10402520255, 20805040510]

約数ペア:

[(1, 20805040510), (2, 10402520255), (5, 4161008102), (10, 2080504051), (29, 717415190), (58, 358707595), (145, 143483038), (290, 71741519), (1873, 11107870), (3746, 5553935), (9365, 2221574), (18730, 1110787), (38303, 543170), (54317, 383030), (76606, 271585), (108634, 191515)]