40109900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{13831}}^1$

素因数の和:13874

約数の個数: 36

約数和(自身を含む): 90046320

約数和(自身を除く): 49936420

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 13831, 27662, 55324, 69155, 138310, 276620, 345775, 401099, 691550, 802198, 1383100, 1604396, 2005495, 4010990, 8021980, 10027475, 20054950, 40109900]

約数ペア:

[(1, 40109900), (2, 20054950), (4, 10027475), (5, 8021980), (10, 4010990), (20, 2005495), (25, 1604396), (29, 1383100), (50, 802198), (58, 691550), (100, 401099), (116, 345775), (145, 276620), (290, 138310), (580, 69155), (725, 55324), (1450, 27662), (2900, 13831)]