4501240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2617}}^1$

素因数の和:2671

約数の個数: 32

約数和(自身を含む): 10367280

約数和(自身を除く): 5866040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2617, 5234, 10468, 13085, 20936, 26170, 52340, 104680, 112531, 225062, 450124, 562655, 900248, 1125310, 2250620, 4501240]

約数ペア:

[(1, 4501240), (2, 2250620), (4, 1125310), (5, 900248), (8, 562655), (10, 450124), (20, 225062), (40, 112531), (43, 104680), (86, 52340), (172, 26170), (215, 20936), (344, 13085), (430, 10468), (860, 5234), (1720, 2617)]