211092140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{1367}}^1$

素因数の和:2486

約数の個数: 48

約数和(自身を含む): 507451392

約数和(自身を除く): 296359252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1103, 1367, 2206, 2734, 4412, 5468, 5515, 6835, 7721, 9569, 11030, 13670, 15442, 19138, 22060, 27340, 30884, 38276, 38605, 47845, 77210, 95690, 154420, 191380, 1507801, 3015602, 6031204, 7539005, 10554607, 15078010, 21109214, 30156020, 42218428, 52773035, 105546070, 211092140]

約数ペア:

[(1, 211092140), (2, 105546070), (4, 52773035), (5, 42218428), (7, 30156020), (10, 21109214), (14, 15078010), (20, 10554607), (28, 7539005), (35, 6031204), (70, 3015602), (140, 1507801), (1103, 191380), (1367, 154420), (2206, 95690), (2734, 77210), (4412, 47845), (5468, 38605), (5515, 38276), (6835, 30884), (7721, 27340), (9569, 22060), (11030, 19138), (13670, 15442)]