201780740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10369}}^1$

素因数の和:10524

約数の個数: 48

約数和(自身を含む): 487804800

約数和(自身を除く): 286024060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 9730, 10369, 19460, 20738, 41476, 51845, 72583, 103690, 145166, 207380, 290332, 362915, 725830, 1441291, 1451660, 2882582, 5765164, 7206455, 10089037, 14412910, 20178074, 28825820, 40356148, 50445185, 100890370, 201780740]

約数ペア:

[(1, 201780740), (2, 100890370), (4, 50445185), (5, 40356148), (7, 28825820), (10, 20178074), (14, 14412910), (20, 10089037), (28, 7206455), (35, 5765164), (70, 2882582), (139, 1451660), (140, 1441291), (278, 725830), (556, 362915), (695, 290332), (973, 207380), (1390, 145166), (1946, 103690), (2780, 72583), (3892, 51845), (4865, 41476), (9730, 20738), (10369, 19460)]