689916970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2999639}}^1$

素因数の和:2999669

約数の個数: 16

約数和(自身を含む): 1295844480

約数和(自身を除く): 605927510

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 2999639, 5999278, 14998195, 29996390, 68991697, 137983394, 344958485, 689916970]

約数ペア:

[(1, 689916970), (2, 344958485), (5, 137983394), (10, 68991697), (23, 29996390), (46, 14998195), (115, 5999278), (230, 2999639)]