226983640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{436507}}^1$

素因数の和:436531

約数の個数: 32

約数和(自身を含む): 550000080

約数和(自身を除く): 323016440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 436507, 873014, 1746028, 2182535, 3492056, 4365070, 5674591, 8730140, 11349182, 17460280, 22698364, 28372955, 45396728, 56745910, 113491820, 226983640]

約数ペア:

[(1, 226983640), (2, 113491820), (4, 56745910), (5, 45396728), (8, 28372955), (10, 22698364), (13, 17460280), (20, 11349182), (26, 8730140), (40, 5674591), (52, 4365070), (65, 3492056), (104, 2182535), (130, 1746028), (260, 873014), (520, 436507)]