4518800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:121

約数の個数: 120

約数和(自身を含む): 12915840

約数和(自身を除く): 8397040

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 79, 80, 88, 100, 104, 110, 130, 143, 158, 176, 200, 208, 220, 260, 275, 286, 316, 325, 395, 400, 440, 520, 550, 572, 632, 650, 715, 790, 869, 880, 1027, 1040, 1100, 1144, 1264, 1300, 1430, 1580, 1738, 1975, 2054, 2200, 2288, 2600, 2860, 3160, 3476, 3575, 3950, 4108, 4345, 4400, 5135, 5200, 5720, 6320, 6952, 7150, 7900, 8216, 8690, 10270, 11297, 11440, 13904, 14300, 15800, 16432, 17380, 20540, 21725, 22594, 25675, 28600, 31600, 34760, 41080, 43450, 45188, 51350, 56485, 57200, 69520, 82160, 86900, 90376, 102700, 112970, 173800, 180752, 205400, 225940, 282425, 347600, 410800, 451880, 564850, 903760, 1129700, 2259400, 4518800]

約数ペア:

[(1, 4518800), (2, 2259400), (4, 1129700), (5, 903760), (8, 564850), (10, 451880), (11, 410800), (13, 347600), (16, 282425), (20, 225940), (22, 205400), (25, 180752), (26, 173800), (40, 112970), (44, 102700), (50, 90376), (52, 86900), (55, 82160), (65, 69520), (79, 57200), (80, 56485), (88, 51350), (100, 45188), (104, 43450), (110, 41080), (130, 34760), (143, 31600), (158, 28600), (176, 25675), (200, 22594), (208, 21725), (220, 20540), (260, 17380), (275, 16432), (286, 15800), (316, 14300), (325, 13904), (395, 11440), (400, 11297), (440, 10270), (520, 8690), (550, 8216), (572, 7900), (632, 7150), (650, 6952), (715, 6320), (790, 5720), (869, 5200), (880, 5135), (1027, 4400), (1040, 4345), (1100, 4108), (1144, 3950), (1264, 3575), (1300, 3476), (1430, 3160), (1580, 2860), (1738, 2600), (1975, 2288), (2054, 2200)]