220030928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{25801}}^1$

素因数の和:25863

約数の個数: 40

約数和(自身を含む): 470318856

約数和(自身を除く): 250287928

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8528, 25801, 51602, 103204, 206408, 335413, 412816, 670826, 1057841, 1341652, 2115682, 2683304, 4231364, 5366608, 8462728, 13751933, 16925456, 27503866, 55007732, 110015464, 220030928]

約数ペア:

[(1, 220030928), (2, 110015464), (4, 55007732), (8, 27503866), (13, 16925456), (16, 13751933), (26, 8462728), (41, 5366608), (52, 4231364), (82, 2683304), (104, 2115682), (164, 1341652), (208, 1057841), (328, 670826), (533, 412816), (656, 335413), (1066, 206408), (2132, 103204), (4264, 51602), (8528, 25801)]