16155280

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2269}}^1$

素因数の和:2371

約数の個数: 40

約数和(自身を含む): 37999800

約数和(自身を除く): 21844520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 2269, 3560, 4538, 7120, 9076, 11345, 18152, 22690, 36304, 45380, 90760, 181520, 201941, 403882, 807764, 1009705, 1615528, 2019410, 3231056, 4038820, 8077640, 16155280]

約数ペア:

[(1, 16155280), (2, 8077640), (4, 4038820), (5, 3231056), (8, 2019410), (10, 1615528), (16, 1009705), (20, 807764), (40, 403882), (80, 201941), (89, 181520), (178, 90760), (356, 45380), (445, 36304), (712, 22690), (890, 18152), (1424, 11345), (1780, 9076), (2269, 7120), (3560, 4538)]