40987400

素因数分解:

$2^3\times 5^2\times {\mathrm{223}}^1\times {\mathrm{919}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 95827200

約数和(自身を除く): 54839800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 223, 446, 892, 919, 1115, 1784, 1838, 2230, 3676, 4460, 4595, 5575, 7352, 8920, 9190, 11150, 18380, 22300, 22975, 36760, 44600, 45950, 91900, 183800, 204937, 409874, 819748, 1024685, 1639496, 2049370, 4098740, 5123425, 8197480, 10246850, 20493700, 40987400]

約数ペア:

[(1, 40987400), (2, 20493700), (4, 10246850), (5, 8197480), (8, 5123425), (10, 4098740), (20, 2049370), (25, 1639496), (40, 1024685), (50, 819748), (100, 409874), (200, 204937), (223, 183800), (446, 91900), (892, 45950), (919, 44600), (1115, 36760), (1784, 22975), (1838, 22300), (2230, 18380), (3676, 11150), (4460, 9190), (4595, 8920), (5575, 7352)]