15935560

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1481}}^1$

素因数の和:1761

約数の個数: 32

約数和(自身を含む): 36012600

約数和(自身を除く): 20077040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 1481, 2152, 2690, 2962, 5380, 5924, 7405, 10760, 11848, 14810, 29620, 59240, 398389, 796778, 1593556, 1991945, 3187112, 3983890, 7967780, 15935560]

約数ペア:

[(1, 15935560), (2, 7967780), (4, 3983890), (5, 3187112), (8, 1991945), (10, 1593556), (20, 796778), (40, 398389), (269, 59240), (538, 29620), (1076, 14810), (1345, 11848), (1481, 10760), (2152, 7405), (2690, 5924), (2962, 5380)]