12828640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 34128864

約数和(自身を除く): 21300224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 148, 160, 176, 185, 197, 220, 296, 352, 370, 394, 407, 440, 592, 740, 788, 814, 880, 985, 1184, 1480, 1576, 1628, 1760, 1970, 2035, 2167, 2960, 3152, 3256, 3940, 4070, 4334, 5920, 6304, 6512, 7289, 7880, 8140, 8668, 10835, 13024, 14578, 15760, 16280, 17336, 21670, 29156, 31520, 32560, 34672, 36445, 43340, 58312, 65120, 69344, 72890, 80179, 86680, 116624, 145780, 160358, 173360, 233248, 291560, 320716, 346720, 400895, 583120, 641432, 801790, 1166240, 1282864, 1603580, 2565728, 3207160, 6414320, 12828640]

約数ペア:

[(1, 12828640), (2, 6414320), (4, 3207160), (5, 2565728), (8, 1603580), (10, 1282864), (11, 1166240), (16, 801790), (20, 641432), (22, 583120), (32, 400895), (37, 346720), (40, 320716), (44, 291560), (55, 233248), (74, 173360), (80, 160358), (88, 145780), (110, 116624), (148, 86680), (160, 80179), (176, 72890), (185, 69344), (197, 65120), (220, 58312), (296, 43340), (352, 36445), (370, 34672), (394, 32560), (407, 31520), (440, 29156), (592, 21670), (740, 17336), (788, 16280), (814, 15760), (880, 14578), (985, 13024), (1184, 10835), (1480, 8668), (1576, 8140), (1628, 7880), (1760, 7289), (1970, 6512), (2035, 6304), (2167, 5920), (2960, 4334), (3152, 4070), (3256, 3940)]