201522860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{130859}}^1$

素因数の和:130886

約数の個数: 48

約数和(自身を含む): 527627520

約数和(自身を除く): 326104660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 130859, 261718, 523436, 654295, 916013, 1308590, 1439449, 1832026, 2617180, 2878898, 3664052, 4580065, 5757796, 7197245, 9160130, 10076143, 14394490, 18320260, 20152286, 28788980, 40304572, 50380715, 100761430, 201522860]

約数ペア:

[(1, 201522860), (2, 100761430), (4, 50380715), (5, 40304572), (7, 28788980), (10, 20152286), (11, 18320260), (14, 14394490), (20, 10076143), (22, 9160130), (28, 7197245), (35, 5757796), (44, 4580065), (55, 3664052), (70, 2878898), (77, 2617180), (110, 1832026), (140, 1439449), (154, 1308590), (220, 916013), (308, 654295), (385, 523436), (770, 261718), (1540, 130859)]