42793700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 99160320

約数和(自身を除く): 56366620

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 101, 190, 202, 223, 380, 404, 446, 475, 505, 892, 950, 1010, 1115, 1900, 1919, 2020, 2230, 2525, 3838, 4237, 4460, 5050, 5575, 7676, 8474, 9595, 10100, 11150, 16948, 19190, 21185, 22300, 22523, 38380, 42370, 45046, 47975, 84740, 90092, 95950, 105925, 112615, 191900, 211850, 225230, 423700, 427937, 450460, 563075, 855874, 1126150, 1711748, 2139685, 2252300, 4279370, 8558740, 10698425, 21396850, 42793700]

約数ペア:

[(1, 42793700), (2, 21396850), (4, 10698425), (5, 8558740), (10, 4279370), (19, 2252300), (20, 2139685), (25, 1711748), (38, 1126150), (50, 855874), (76, 563075), (95, 450460), (100, 427937), (101, 423700), (190, 225230), (202, 211850), (223, 191900), (380, 112615), (404, 105925), (446, 95950), (475, 90092), (505, 84740), (892, 47975), (950, 45046), (1010, 42370), (1115, 38380), (1900, 22523), (1919, 22300), (2020, 21185), (2230, 19190), (2525, 16948), (3838, 11150), (4237, 10100), (4460, 9595), (5050, 8474), (5575, 7676)]