2077890940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1\times {\mathrm{3929}}^1$

素因数の和:4822

約数の個数: 48

約数和(自身を含む): 4510759680

約数和(自身を除く): 2432868740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 853, 1706, 3412, 3929, 4265, 7858, 8530, 15716, 17060, 19645, 26443, 39290, 52886, 78580, 105772, 121799, 132215, 243598, 264430, 487196, 528860, 608995, 1217990, 2435980, 3351437, 6702874, 13405748, 16757185, 33514370, 67028740, 103894547, 207789094, 415578188, 519472735, 1038945470, 2077890940]

約数ペア:

[(1, 2077890940), (2, 1038945470), (4, 519472735), (5, 415578188), (10, 207789094), (20, 103894547), (31, 67028740), (62, 33514370), (124, 16757185), (155, 13405748), (310, 6702874), (620, 3351437), (853, 2435980), (1706, 1217990), (3412, 608995), (3929, 528860), (4265, 487196), (7858, 264430), (8530, 243598), (15716, 132215), (17060, 121799), (19645, 105772), (26443, 78580), (39290, 52886)]