2899688440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6590201}}^1$

素因数の和:6590223

約数の個数: 32

約数和(自身を含む): 7117418160

約数和(自身を除く): 4217729720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6590201, 13180402, 26360804, 32951005, 52721608, 65902010, 72492211, 131804020, 144984422, 263608040, 289968844, 362461055, 579937688, 724922110, 1449844220, 2899688440]

約数ペア:

[(1, 2899688440), (2, 1449844220), (4, 724922110), (5, 579937688), (8, 362461055), (10, 289968844), (11, 263608040), (20, 144984422), (22, 131804020), (40, 72492211), (44, 65902010), (55, 52721608), (88, 32951005), (110, 26360804), (220, 13180402), (440, 6590201)]