202130680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{297251}}^1$

素因数の和:297279

約数の個数: 32

約数和(自身を含む): 481548240

約数和(自身を除く): 279417560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 297251, 594502, 1189004, 1486255, 2378008, 2972510, 5053267, 5945020, 10106534, 11890040, 20213068, 25266335, 40426136, 50532670, 101065340, 202130680]

約数ペア:

[(1, 202130680), (2, 101065340), (4, 50532670), (5, 40426136), (8, 25266335), (10, 20213068), (17, 11890040), (20, 10106534), (34, 5945020), (40, 5053267), (68, 2972510), (85, 2378008), (136, 1486255), (170, 1189004), (340, 594502), (680, 297251)]