4442380

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{571}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 9369360

約数和(自身を除く): 4926980

約数列:

[1, 2, 4, 5, 10, 20, 389, 571, 778, 1142, 1556, 1945, 2284, 2855, 3890, 5710, 7780, 11420, 222119, 444238, 888476, 1110595, 2221190, 4442380]

約数ペア:

[(1, 4442380), (2, 2221190), (4, 1110595), (5, 888476), (10, 444238), (20, 222119), (389, 11420), (571, 7780), (778, 5710), (1142, 3890), (1556, 2855), (1945, 2284)]