8447029240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16244287}}^1$

素因数の和:16244311

約数の個数: 32

約数和(自身を含む): 20467802880

約数和(自身を除く): 12020773640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16244287, 32488574, 64977148, 81221435, 129954296, 162442870, 211175731, 324885740, 422351462, 649771480, 844702924, 1055878655, 1689405848, 2111757310, 4223514620, 8447029240]

約数ペア:

[(1, 8447029240), (2, 4223514620), (4, 2111757310), (5, 1689405848), (8, 1055878655), (10, 844702924), (13, 649771480), (20, 422351462), (26, 324885740), (40, 211175731), (52, 162442870), (65, 129954296), (104, 81221435), (130, 64977148), (260, 32488574), (520, 16244287)]