352485640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{677857}}^1$

素因数の和:677881

約数の個数: 32

約数和(自身を含む): 854101080

約数和(自身を除く): 501615440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 677857, 1355714, 2711428, 3389285, 5422856, 6778570, 8812141, 13557140, 17624282, 27114280, 35248564, 44060705, 70497128, 88121410, 176242820, 352485640]

約数ペア:

[(1, 352485640), (2, 176242820), (4, 88121410), (5, 70497128), (8, 44060705), (10, 35248564), (13, 27114280), (20, 17624282), (26, 13557140), (40, 8812141), (52, 6778570), (65, 5422856), (104, 3389285), (130, 2711428), (260, 1355714), (520, 677857)]