22104200

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1399}}^1$

素因数の和:1494

約数の個数: 48

約数和(自身を含む): 52080000

約数和(自身を除く): 29975800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 200, 316, 395, 632, 790, 1399, 1580, 1975, 2798, 3160, 3950, 5596, 6995, 7900, 11192, 13990, 15800, 27980, 34975, 55960, 69950, 110521, 139900, 221042, 279800, 442084, 552605, 884168, 1105210, 2210420, 2763025, 4420840, 5526050, 11052100, 22104200]

約数ペア:

[(1, 22104200), (2, 11052100), (4, 5526050), (5, 4420840), (8, 2763025), (10, 2210420), (20, 1105210), (25, 884168), (40, 552605), (50, 442084), (79, 279800), (100, 221042), (158, 139900), (200, 110521), (316, 69950), (395, 55960), (632, 34975), (790, 27980), (1399, 15800), (1580, 13990), (1975, 11192), (2798, 7900), (3160, 6995), (3950, 5596)]