40054240

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1801}}^1$

素因数の和:1955

約数の個数: 48

約数和(自身を含む): 95361840

約数和(自身を除く): 55307600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 1801, 2224, 2780, 3602, 4448, 5560, 7204, 9005, 11120, 14408, 18010, 22240, 28816, 36020, 57632, 72040, 144080, 250339, 288160, 500678, 1001356, 1251695, 2002712, 2503390, 4005424, 5006780, 8010848, 10013560, 20027120, 40054240]

約数ペア:

[(1, 40054240), (2, 20027120), (4, 10013560), (5, 8010848), (8, 5006780), (10, 4005424), (16, 2503390), (20, 2002712), (32, 1251695), (40, 1001356), (80, 500678), (139, 288160), (160, 250339), (278, 144080), (556, 72040), (695, 57632), (1112, 36020), (1390, 28816), (1801, 22240), (2224, 18010), (2780, 14408), (3602, 11120), (4448, 9005), (5560, 7204)]