2497550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 5356800

約数和(自身を除く): 2859250

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 239, 275, 418, 475, 478, 550, 950, 1045, 1195, 2090, 2390, 2629, 4541, 5225, 5258, 5975, 9082, 10450, 11950, 13145, 22705, 26290, 45410, 49951, 65725, 99902, 113525, 131450, 227050, 249755, 499510, 1248775, 2497550]

約数ペア:

[(1, 2497550), (2, 1248775), (5, 499510), (10, 249755), (11, 227050), (19, 131450), (22, 113525), (25, 99902), (38, 65725), (50, 49951), (55, 45410), (95, 26290), (110, 22705), (190, 13145), (209, 11950), (239, 10450), (275, 9082), (418, 5975), (475, 5258), (478, 5225), (550, 4541), (950, 2629), (1045, 2390), (1195, 2090)]