4044820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 9370368

約数和(自身を除く): 5325548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 331, 470, 611, 662, 940, 1222, 1324, 1655, 2444, 3055, 3310, 4303, 6110, 6620, 8606, 12220, 15557, 17212, 21515, 31114, 43030, 62228, 77785, 86060, 155570, 202241, 311140, 404482, 808964, 1011205, 2022410, 4044820]

約数ペア:

[(1, 4044820), (2, 2022410), (4, 1011205), (5, 808964), (10, 404482), (13, 311140), (20, 202241), (26, 155570), (47, 86060), (52, 77785), (65, 62228), (94, 43030), (130, 31114), (188, 21515), (235, 17212), (260, 15557), (331, 12220), (470, 8606), (611, 6620), (662, 6110), (940, 4303), (1222, 3310), (1324, 3055), (1655, 2444)]