2489120

素因数分解:

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

素因数の和:393

約数の個数: 48

約数和(自身を含む): 6023808

約数和(自身を除く): 3534688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 331, 376, 470, 662, 752, 940, 1324, 1504, 1655, 1880, 2648, 3310, 3760, 5296, 6620, 7520, 10592, 13240, 15557, 26480, 31114, 52960, 62228, 77785, 124456, 155570, 248912, 311140, 497824, 622280, 1244560, 2489120]

約数ペア:

[(1, 2489120), (2, 1244560), (4, 622280), (5, 497824), (8, 311140), (10, 248912), (16, 155570), (20, 124456), (32, 77785), (40, 62228), (47, 52960), (80, 31114), (94, 26480), (160, 15557), (188, 13240), (235, 10592), (331, 7520), (376, 6620), (470, 5296), (662, 3760), (752, 3310), (940, 2648), (1324, 1880), (1504, 1655)]