248796620

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1\times {\mathrm{389}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 530318880

約数和(自身を除く): 281522260

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 283, 389, 452, 565, 566, 778, 1130, 1132, 1415, 1556, 1945, 2260, 2830, 3890, 5660, 7780, 31979, 43957, 63958, 87914, 110087, 127916, 159895, 175828, 219785, 220174, 319790, 439570, 440348, 550435, 639580, 879140, 1100870, 2201740, 12439831, 24879662, 49759324, 62199155, 124398310, 248796620]

約数ペア:

[(1, 248796620), (2, 124398310), (4, 62199155), (5, 49759324), (10, 24879662), (20, 12439831), (113, 2201740), (226, 1100870), (283, 879140), (389, 639580), (452, 550435), (565, 440348), (566, 439570), (778, 319790), (1130, 220174), (1132, 219785), (1415, 175828), (1556, 159895), (1945, 127916), (2260, 110087), (2830, 87914), (3890, 63958), (5660, 43957), (7780, 31979)]