1570667720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{4139}}^1$

素因数の和:4382

約数の個数: 64

約数和(自身を含む): 3621672000

約数和(自身を除く): 2051004280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 179, 212, 265, 358, 424, 530, 716, 895, 1060, 1432, 1790, 2120, 3580, 4139, 7160, 8278, 9487, 16556, 18974, 20695, 33112, 37948, 41390, 47435, 75896, 82780, 94870, 165560, 189740, 219367, 379480, 438734, 740881, 877468, 1096835, 1481762, 1754936, 2193670, 2963524, 3704405, 4387340, 5927048, 7408810, 8774680, 14817620, 29635240, 39266693, 78533386, 157066772, 196333465, 314133544, 392666930, 785333860, 1570667720]

約数ペア:

[(1, 1570667720), (2, 785333860), (4, 392666930), (5, 314133544), (8, 196333465), (10, 157066772), (20, 78533386), (40, 39266693), (53, 29635240), (106, 14817620), (179, 8774680), (212, 7408810), (265, 5927048), (358, 4387340), (424, 3704405), (530, 2963524), (716, 2193670), (895, 1754936), (1060, 1481762), (1432, 1096835), (1790, 877468), (2120, 740881), (3580, 438734), (4139, 379480), (7160, 219367), (8278, 189740), (9487, 165560), (16556, 94870), (18974, 82780), (20695, 75896), (33112, 47435), (37948, 41390)]