8261340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{877}}^1$

素因数の和:1046

約数の個数: 48

約数和(自身を含む): 23305632

約数和(自身を除く): 15044292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 877, 942, 1570, 1754, 1884, 2355, 2631, 3140, 3508, 4385, 4710, 5262, 8770, 9420, 10524, 13155, 17540, 26310, 52620, 137689, 275378, 413067, 550756, 688445, 826134, 1376890, 1652268, 2065335, 2753780, 4130670, 8261340]

約数ペア:

[(1, 8261340), (2, 4130670), (3, 2753780), (4, 2065335), (5, 1652268), (6, 1376890), (10, 826134), (12, 688445), (15, 550756), (20, 413067), (30, 275378), (60, 137689), (157, 52620), (314, 26310), (471, 17540), (628, 13155), (785, 10524), (877, 9420), (942, 8770), (1570, 5262), (1754, 4710), (1884, 4385), (2355, 3508), (2631, 3140)]