2761960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2381}}^1$

素因数の和:2421

約数の個数: 32

約数和(自身を含む): 6431400

約数和(自身を除く): 3669440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 2381, 4762, 9524, 11905, 19048, 23810, 47620, 69049, 95240, 138098, 276196, 345245, 552392, 690490, 1380980, 2761960]

約数ペア:

[(1, 2761960), (2, 1380980), (4, 690490), (5, 552392), (8, 345245), (10, 276196), (20, 138098), (29, 95240), (40, 69049), (58, 47620), (116, 23810), (145, 19048), (232, 11905), (290, 9524), (580, 4762), (1160, 2381)]