201317240

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{49831}}^1$

素因数の和:49943

約数の個数: 32

約数和(自身を含む): 457457760

約数和(自身を除く): 256140520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 49831, 99662, 199324, 249155, 398648, 498310, 996620, 1993240, 5032931, 10065862, 20131724, 25164655, 40263448, 50329310, 100658620, 201317240]

約数ペア:

[(1, 201317240), (2, 100658620), (4, 50329310), (5, 40263448), (8, 25164655), (10, 20131724), (20, 10065862), (40, 5032931), (101, 1993240), (202, 996620), (404, 498310), (505, 398648), (808, 249155), (1010, 199324), (2020, 99662), (4040, 49831)]