20222080

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1663}}^1$

素因数の和:1701

約数の個数: 64

約数和(自身を含む): 50918400

約数和(自身を除く): 30696320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 1663, 2432, 3040, 3326, 6080, 6652, 8315, 12160, 13304, 16630, 26608, 31597, 33260, 53216, 63194, 66520, 106432, 126388, 133040, 157985, 212864, 252776, 266080, 315970, 505552, 532160, 631940, 1011104, 1064320, 1263880, 2022208, 2527760, 4044416, 5055520, 10111040, 20222080]

約数ペア:

[(1, 20222080), (2, 10111040), (4, 5055520), (5, 4044416), (8, 2527760), (10, 2022208), (16, 1263880), (19, 1064320), (20, 1011104), (32, 631940), (38, 532160), (40, 505552), (64, 315970), (76, 266080), (80, 252776), (95, 212864), (128, 157985), (152, 133040), (160, 126388), (190, 106432), (304, 66520), (320, 63194), (380, 53216), (608, 33260), (640, 31597), (760, 26608), (1216, 16630), (1520, 13304), (1663, 12160), (2432, 8315), (3040, 6652), (3326, 6080)]