13412560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:620

約数の個数: 80

約数和(自身を含む): 36533376

約数和(自身を除く): 23120816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 557, 560, 602, 688, 860, 1114, 1204, 1505, 1720, 2228, 2408, 2785, 3010, 3440, 3899, 4456, 4816, 5570, 6020, 7798, 8912, 11140, 12040, 15596, 19495, 22280, 23951, 24080, 31192, 38990, 44560, 47902, 62384, 77980, 95804, 119755, 155960, 167657, 191608, 239510, 311920, 335314, 383216, 479020, 670628, 838285, 958040, 1341256, 1676570, 1916080, 2682512, 3353140, 6706280, 13412560]

約数ペア:

[(1, 13412560), (2, 6706280), (4, 3353140), (5, 2682512), (7, 1916080), (8, 1676570), (10, 1341256), (14, 958040), (16, 838285), (20, 670628), (28, 479020), (35, 383216), (40, 335314), (43, 311920), (56, 239510), (70, 191608), (80, 167657), (86, 155960), (112, 119755), (140, 95804), (172, 77980), (215, 62384), (280, 47902), (301, 44560), (344, 38990), (430, 31192), (557, 24080), (560, 23951), (602, 22280), (688, 19495), (860, 15596), (1114, 12040), (1204, 11140), (1505, 8912), (1720, 7798), (2228, 6020), (2408, 5570), (2785, 4816), (3010, 4456), (3440, 3899)]