2421040

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:637

約数の個数: 40

約数和(自身を含む): 5745168

約数和(自身を除く): 3324128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 571, 848, 1060, 1142, 2120, 2284, 2855, 4240, 4568, 5710, 9136, 11420, 22840, 30263, 45680, 60526, 121052, 151315, 242104, 302630, 484208, 605260, 1210520, 2421040]

約数ペア:

[(1, 2421040), (2, 1210520), (4, 605260), (5, 484208), (8, 302630), (10, 242104), (16, 151315), (20, 121052), (40, 60526), (53, 45680), (80, 30263), (106, 22840), (212, 11420), (265, 9136), (424, 5710), (530, 4568), (571, 4240), (848, 2855), (1060, 2284), (1142, 2120)]