180546340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{694409}}^1$

素因数の和:694431

約数の個数: 24

約数和(自身を含む): 408313080

約数和(自身を除く): 227766740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 694409, 1388818, 2777636, 3472045, 6944090, 9027317, 13888180, 18054634, 36109268, 45136585, 90273170, 180546340]

約数ペア:

[(1, 180546340), (2, 90273170), (4, 45136585), (5, 36109268), (10, 18054634), (13, 13888180), (20, 9027317), (26, 6944090), (52, 3472045), (65, 2777636), (130, 1388818), (260, 694409)]