20340970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6803}}^1$

素因数の和:6846

約数の個数: 32

約数和(自身を含む): 41150592

約数和(自身を除く): 20809622

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 6803, 13606, 34015, 68030, 88439, 156469, 176878, 312938, 442195, 782345, 884390, 1564690, 2034097, 4068194, 10170485, 20340970]

約数ペア:

[(1, 20340970), (2, 10170485), (5, 4068194), (10, 2034097), (13, 1564690), (23, 884390), (26, 782345), (46, 442195), (65, 312938), (115, 176878), (130, 156469), (230, 88439), (299, 68030), (598, 34015), (1495, 13606), (2990, 6803)]