423804760

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{10627}}^1$

素因数の和:11635

約数の個数: 32

約数和(自身を含む): 954606960

約数和(自身を除く): 530802200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1994, 3988, 4985, 7976, 9970, 10627, 19940, 21254, 39880, 42508, 53135, 85016, 106270, 212540, 425080, 10595119, 21190238, 42380476, 52975595, 84760952, 105951190, 211902380, 423804760]

約数ペア:

[(1, 423804760), (2, 211902380), (4, 105951190), (5, 84760952), (8, 52975595), (10, 42380476), (20, 21190238), (40, 10595119), (997, 425080), (1994, 212540), (3988, 106270), (4985, 85016), (7976, 53135), (9970, 42508), (10627, 39880), (19940, 21254)]