39962480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11617}}^1$

素因数の和:11673

約数の個数: 40

約数和(自身を含む): 95081712

約数和(自身を除く): 55119232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 11617, 23234, 46468, 58085, 92936, 116170, 185872, 232340, 464680, 499531, 929360, 999062, 1998124, 2497655, 3996248, 4995310, 7992496, 9990620, 19981240, 39962480]

約数ペア:

[(1, 39962480), (2, 19981240), (4, 9990620), (5, 7992496), (8, 4995310), (10, 3996248), (16, 2497655), (20, 1998124), (40, 999062), (43, 929360), (80, 499531), (86, 464680), (172, 232340), (215, 185872), (344, 116170), (430, 92936), (688, 58085), (860, 46468), (1720, 23234), (3440, 11617)]