19336040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 45792000

約数和(自身を除く): 26455960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 79, 116, 145, 158, 211, 232, 290, 316, 395, 422, 580, 632, 790, 844, 1055, 1160, 1580, 1688, 2110, 2291, 3160, 4220, 4582, 6119, 8440, 9164, 11455, 12238, 16669, 18328, 22910, 24476, 30595, 33338, 45820, 48952, 61190, 66676, 83345, 91640, 122380, 133352, 166690, 244760, 333380, 483401, 666760, 966802, 1933604, 2417005, 3867208, 4834010, 9668020, 19336040]

約数ペア:

[(1, 19336040), (2, 9668020), (4, 4834010), (5, 3867208), (8, 2417005), (10, 1933604), (20, 966802), (29, 666760), (40, 483401), (58, 333380), (79, 244760), (116, 166690), (145, 133352), (158, 122380), (211, 91640), (232, 83345), (290, 66676), (316, 61190), (395, 48952), (422, 45820), (580, 33338), (632, 30595), (790, 24476), (844, 22910), (1055, 18328), (1160, 16669), (1580, 12238), (1688, 11455), (2110, 9164), (2291, 8440), (3160, 6119), (4220, 4582)]