9125020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 20321280

約数和(自身を除く): 11196260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 239, 332, 415, 460, 478, 830, 956, 1195, 1660, 1909, 2390, 3818, 4780, 5497, 7636, 9545, 10994, 19090, 19837, 21988, 27485, 38180, 39674, 54970, 79348, 99185, 109940, 198370, 396740, 456251, 912502, 1825004, 2281255, 4562510, 9125020]

約数ペア:

[(1, 9125020), (2, 4562510), (4, 2281255), (5, 1825004), (10, 912502), (20, 456251), (23, 396740), (46, 198370), (83, 109940), (92, 99185), (115, 79348), (166, 54970), (230, 39674), (239, 38180), (332, 27485), (415, 21988), (460, 19837), (478, 19090), (830, 10994), (956, 9545), (1195, 7636), (1660, 5497), (1909, 4780), (2390, 3818)]