2842427980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{332837}}^1$

素因数の和:332914

約数の個数: 48

約数和(自身を含む): 6933681216

約数和(自身を除く): 4091253236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 332837, 665674, 1331348, 1664185, 2329859, 3328370, 4659718, 6656740, 9319436, 11649295, 20303057, 23298590, 40606114, 46597180, 81212228, 101515285, 142121399, 203030570, 284242798, 406061140, 568485596, 710606995, 1421213990, 2842427980]

約数ペア:

[(1, 2842427980), (2, 1421213990), (4, 710606995), (5, 568485596), (7, 406061140), (10, 284242798), (14, 203030570), (20, 142121399), (28, 101515285), (35, 81212228), (61, 46597180), (70, 40606114), (122, 23298590), (140, 20303057), (244, 11649295), (305, 9319436), (427, 6656740), (610, 4659718), (854, 3328370), (1220, 2329859), (1708, 1664185), (2135, 1331348), (4270, 665674), (8540, 332837)]