2051700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{977}}^1$

素因数の和:1001

約数の個数: 72

約数和(自身を含む): 6791232

約数和(自身を除く): 4739532

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 977, 1050, 1954, 2100, 2931, 3908, 4885, 5862, 6839, 9770, 11724, 13678, 14655, 19540, 20517, 24425, 27356, 29310, 34195, 41034, 48850, 58620, 68390, 73275, 82068, 97700, 102585, 136780, 146550, 170975, 205170, 293100, 341950, 410340, 512925, 683900, 1025850, 2051700]

約数ペア:

[(1, 2051700), (2, 1025850), (3, 683900), (4, 512925), (5, 410340), (6, 341950), (7, 293100), (10, 205170), (12, 170975), (14, 146550), (15, 136780), (20, 102585), (21, 97700), (25, 82068), (28, 73275), (30, 68390), (35, 58620), (42, 48850), (50, 41034), (60, 34195), (70, 29310), (75, 27356), (84, 24425), (100, 20517), (105, 19540), (140, 14655), (150, 13678), (175, 11724), (210, 9770), (300, 6839), (350, 5862), (420, 4885), (525, 3908), (700, 2931), (977, 2100), (1050, 1954)]