1981324920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{16511041}}^1$

素因数の和:16511055

約数の個数: 32

約数和(自身を含む): 5943975120

約数和(自身を除く): 3962650200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 16511041, 33022082, 49533123, 66044164, 82555205, 99066246, 132088328, 165110410, 198132492, 247665615, 330220820, 396264984, 495331230, 660441640, 990662460, 1981324920]

約数ペア:

[(1, 1981324920), (2, 990662460), (3, 660441640), (4, 495331230), (5, 396264984), (6, 330220820), (8, 247665615), (10, 198132492), (12, 165110410), (15, 132088328), (20, 99066246), (24, 82555205), (30, 66044164), (40, 49533123), (60, 33022082), (120, 16511041)]