1640598930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{131143}}^1$

素因数の和:131295

約数の個数: 48

約数和(自身を含む): 4296277440

約数和(自身を除く): 2655678510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139, 278, 417, 695, 834, 1251, 1390, 2085, 2502, 4170, 6255, 12510, 131143, 262286, 393429, 655715, 786858, 1180287, 1311430, 1967145, 2360574, 3934290, 5901435, 11802870, 18228877, 36457754, 54686631, 91144385, 109373262, 164059893, 182288770, 273433155, 328119786, 546866310, 820299465, 1640598930]

約数ペア:

[(1, 1640598930), (2, 820299465), (3, 546866310), (5, 328119786), (6, 273433155), (9, 182288770), (10, 164059893), (15, 109373262), (18, 91144385), (30, 54686631), (45, 36457754), (90, 18228877), (139, 11802870), (278, 5901435), (417, 3934290), (695, 2360574), (834, 1967145), (1251, 1311430), (1390, 1180287), (2085, 786858), (2502, 655715), (4170, 393429), (6255, 262286), (12510, 131143)]