2908720

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:469

約数の個数: 40

約数和(自身を含む): 6847776

約数和(自身を除く): 3939056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 353, 412, 515, 706, 824, 1030, 1412, 1648, 1765, 2060, 2824, 3530, 4120, 5648, 7060, 8240, 14120, 28240, 36359, 72718, 145436, 181795, 290872, 363590, 581744, 727180, 1454360, 2908720]

約数ペア:

[(1, 2908720), (2, 1454360), (4, 727180), (5, 581744), (8, 363590), (10, 290872), (16, 181795), (20, 145436), (40, 72718), (80, 36359), (103, 28240), (206, 14120), (353, 8240), (412, 7060), (515, 5648), (706, 4120), (824, 3530), (1030, 2824), (1412, 2060), (1648, 1765)]