4385900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:794

約数の個数: 36

約数和(自身を含む): 9686880

約数和(自身を除く): 5300980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 719, 1220, 1438, 1525, 2876, 3050, 3595, 6100, 7190, 14380, 17975, 35950, 43859, 71900, 87718, 175436, 219295, 438590, 877180, 1096475, 2192950, 4385900]

約数ペア:

[(1, 4385900), (2, 2192950), (4, 1096475), (5, 877180), (10, 438590), (20, 219295), (25, 175436), (50, 87718), (61, 71900), (100, 43859), (122, 35950), (244, 17975), (305, 14380), (610, 7190), (719, 6100), (1220, 3595), (1438, 3050), (1525, 2876)]