918551460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{665617}}^1$

素因数の和:665652

約数の個数: 48

約数和(自身を含む): 2683771776

約数和(自身を除く): 1765220316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 665617, 1331234, 1996851, 2662468, 3328085, 3993702, 6656170, 7987404, 9984255, 13312340, 15309191, 19968510, 30618382, 39937020, 45927573, 61236764, 76545955, 91855146, 153091910, 183710292, 229637865, 306183820, 459275730, 918551460]

約数ペア:

[(1, 918551460), (2, 459275730), (3, 306183820), (4, 229637865), (5, 183710292), (6, 153091910), (10, 91855146), (12, 76545955), (15, 61236764), (20, 45927573), (23, 39937020), (30, 30618382), (46, 19968510), (60, 15309191), (69, 13312340), (92, 9984255), (115, 7987404), (138, 6656170), (230, 3993702), (276, 3328085), (345, 2662468), (460, 1996851), (690, 1331234), (1380, 665617)]