4252220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{4339}}^1$

素因数の和:4362

約数の個数: 36

約数和(自身を含む): 10389960

約数和(自身を除く): 6137740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 4339, 8678, 17356, 21695, 30373, 43390, 60746, 86780, 121492, 151865, 212611, 303730, 425222, 607460, 850444, 1063055, 2126110, 4252220]

約数ペア:

[(1, 4252220), (2, 2126110), (4, 1063055), (5, 850444), (7, 607460), (10, 425222), (14, 303730), (20, 212611), (28, 151865), (35, 121492), (49, 86780), (70, 60746), (98, 43390), (140, 30373), (196, 21695), (245, 17356), (490, 8678), (980, 4339)]