12780130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{521}}^1$

素因数の和:762

約数の個数: 32

約数和(自身を含む): 25256448

約数和(自身を除く): 12476318

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 223, 446, 521, 1042, 1115, 2230, 2453, 2605, 4906, 5210, 5731, 11462, 12265, 24530, 28655, 57310, 116183, 232366, 580915, 1161830, 1278013, 2556026, 6390065, 12780130]

約数ペア:

[(1, 12780130), (2, 6390065), (5, 2556026), (10, 1278013), (11, 1161830), (22, 580915), (55, 232366), (110, 116183), (223, 57310), (446, 28655), (521, 24530), (1042, 12265), (1115, 11462), (2230, 5731), (2453, 5210), (2605, 4906)]