39295280

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5519}}^1$

素因数の和:5621

約数の個数: 40

約数和(自身を含む): 92404800

約数和(自身を除く): 53109520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 5519, 7120, 11038, 22076, 27595, 44152, 55190, 88304, 110380, 220760, 441520, 491191, 982382, 1964764, 2455955, 3929528, 4911910, 7859056, 9823820, 19647640, 39295280]

約数ペア:

[(1, 39295280), (2, 19647640), (4, 9823820), (5, 7859056), (8, 4911910), (10, 3929528), (16, 2455955), (20, 1964764), (40, 982382), (80, 491191), (89, 441520), (178, 220760), (356, 110380), (445, 88304), (712, 55190), (890, 44152), (1424, 27595), (1780, 22076), (3560, 11038), (5519, 7120)]