420728028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1871}}^1\times {\mathrm{2677}}^1$

素因数の和:4562

約数の個数: 48

約数和(自身を含む): 1122960384

約数和(自身を除く): 702232356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1871, 2677, 3742, 5354, 5613, 7484, 8031, 10708, 11226, 13097, 16062, 18739, 22452, 26194, 32124, 37478, 39291, 52388, 56217, 74956, 78582, 112434, 157164, 224868, 5008667, 10017334, 15026001, 20034668, 30052002, 35060669, 60104004, 70121338, 105182007, 140242676, 210364014, 420728028]

約数ペア:

[(1, 420728028), (2, 210364014), (3, 140242676), (4, 105182007), (6, 70121338), (7, 60104004), (12, 35060669), (14, 30052002), (21, 20034668), (28, 15026001), (42, 10017334), (84, 5008667), (1871, 224868), (2677, 157164), (3742, 112434), (5354, 78582), (5613, 74956), (7484, 56217), (8031, 52388), (10708, 39291), (11226, 37478), (13097, 32124), (16062, 26194), (18739, 22452)]