420690676

素因数分解:

$2^2\times 7^2\times {\mathrm{433}}^1\times {\mathrm{4957}}^1$

素因数の和:5408

約数の個数: 36

約数和(自身を含む): 858557028

約数和(自身を除く): 437866352

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 433, 866, 1732, 3031, 4957, 6062, 9914, 12124, 19828, 21217, 34699, 42434, 69398, 84868, 138796, 242893, 485786, 971572, 2146381, 4292762, 8585524, 15024667, 30049334, 60098668, 105172669, 210345338, 420690676]

約数ペア:

[(1, 420690676), (2, 210345338), (4, 105172669), (7, 60098668), (14, 30049334), (28, 15024667), (49, 8585524), (98, 4292762), (196, 2146381), (433, 971572), (866, 485786), (1732, 242893), (3031, 138796), (4957, 84868), (6062, 69398), (9914, 42434), (12124, 34699), (19828, 21217)]