16529080

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4643}}^1$

素因数の和:4743

約数の個数: 32

約数和(自身を含む): 37616400

約数和(自身を除く): 21087320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 4643, 9286, 18572, 23215, 37144, 46430, 92860, 185720, 413227, 826454, 1652908, 2066135, 3305816, 4132270, 8264540, 16529080]

約数ペア:

[(1, 16529080), (2, 8264540), (4, 4132270), (5, 3305816), (8, 2066135), (10, 1652908), (20, 826454), (40, 413227), (89, 185720), (178, 92860), (356, 46430), (445, 37144), (712, 23215), (890, 18572), (1780, 9286), (3560, 4643)]