40197990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2857}}^1$

素因数の和:2941

約数の個数: 64

約数和(自身を含む): 111942144

約数和(自身を除く): 71744154

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 67, 70, 105, 134, 201, 210, 335, 402, 469, 670, 938, 1005, 1407, 2010, 2345, 2814, 2857, 4690, 5714, 7035, 8571, 14070, 14285, 17142, 19999, 28570, 39998, 42855, 59997, 85710, 99995, 119994, 191419, 199990, 299985, 382838, 574257, 599970, 957095, 1148514, 1339933, 1914190, 2679866, 2871285, 4019799, 5742570, 6699665, 8039598, 13399330, 20098995, 40197990]

約数ペア:

[(1, 40197990), (2, 20098995), (3, 13399330), (5, 8039598), (6, 6699665), (7, 5742570), (10, 4019799), (14, 2871285), (15, 2679866), (21, 1914190), (30, 1339933), (35, 1148514), (42, 957095), (67, 599970), (70, 574257), (105, 382838), (134, 299985), (201, 199990), (210, 191419), (335, 119994), (402, 99995), (469, 85710), (670, 59997), (938, 42855), (1005, 39998), (1407, 28570), (2010, 19999), (2345, 17142), (2814, 14285), (2857, 14070), (4690, 8571), (5714, 7035)]