130858120

素因数分解:

$2^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{4861}}^1$

素因数の和:5545

約数の個数: 32

約数和(自身を含む): 294928920

約数和(自身を除く): 164070800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 2692, 3365, 4861, 5384, 6730, 9722, 13460, 19444, 24305, 26920, 38888, 48610, 97220, 194440, 3271453, 6542906, 13085812, 16357265, 26171624, 32714530, 65429060, 130858120]

約数ペア:

[(1, 130858120), (2, 65429060), (4, 32714530), (5, 26171624), (8, 16357265), (10, 13085812), (20, 6542906), (40, 3271453), (673, 194440), (1346, 97220), (2692, 48610), (3365, 38888), (4861, 26920), (5384, 24305), (6730, 19444), (9722, 13460)]