3875740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 9031680

約数和(自身を除く): 5155940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 223, 316, 395, 446, 790, 869, 892, 1115, 1580, 1738, 2230, 2453, 3476, 4345, 4460, 4906, 8690, 9812, 12265, 17380, 17617, 24530, 35234, 49060, 70468, 88085, 176170, 193787, 352340, 387574, 775148, 968935, 1937870, 3875740]

約数ペア:

[(1, 3875740), (2, 1937870), (4, 968935), (5, 775148), (10, 387574), (11, 352340), (20, 193787), (22, 176170), (44, 88085), (55, 70468), (79, 49060), (110, 35234), (158, 24530), (220, 17617), (223, 17380), (316, 12265), (395, 9812), (446, 8690), (790, 4906), (869, 4460), (892, 4345), (1115, 3476), (1580, 2453), (1738, 2230)]