227988040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{814243}}^1$

素因数の和:814261

約数の個数: 32

約数和(自身を含む): 586255680

約数和(自身を除く): 358267640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 814243, 1628486, 3256972, 4071215, 5699701, 6513944, 8142430, 11399402, 16284860, 22798804, 28498505, 32569720, 45597608, 56997010, 113994020, 227988040]

約数ペア:

[(1, 227988040), (2, 113994020), (4, 56997010), (5, 45597608), (7, 32569720), (8, 28498505), (10, 22798804), (14, 16284860), (20, 11399402), (28, 8142430), (35, 6513944), (40, 5699701), (56, 4071215), (70, 3256972), (140, 1628486), (280, 814243)]