27794720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:298

約数の個数: 96

約数和(自身を含む): 71124480

約数和(自身を除く): 43329760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 76, 80, 82, 95, 152, 160, 164, 190, 205, 223, 304, 328, 380, 410, 446, 608, 656, 760, 779, 820, 892, 1115, 1312, 1520, 1558, 1640, 1784, 2230, 3040, 3116, 3280, 3568, 3895, 4237, 4460, 6232, 6560, 7136, 7790, 8474, 8920, 9143, 12464, 15580, 16948, 17840, 18286, 21185, 24928, 31160, 33896, 35680, 36572, 42370, 45715, 62320, 67792, 73144, 84740, 91430, 124640, 135584, 146288, 169480, 173717, 182860, 292576, 338960, 347434, 365720, 677920, 694868, 731440, 868585, 1389736, 1462880, 1737170, 2779472, 3474340, 5558944, 6948680, 13897360, 27794720]

約数ペア:

[(1, 27794720), (2, 13897360), (4, 6948680), (5, 5558944), (8, 3474340), (10, 2779472), (16, 1737170), (19, 1462880), (20, 1389736), (32, 868585), (38, 731440), (40, 694868), (41, 677920), (76, 365720), (80, 347434), (82, 338960), (95, 292576), (152, 182860), (160, 173717), (164, 169480), (190, 146288), (205, 135584), (223, 124640), (304, 91430), (328, 84740), (380, 73144), (410, 67792), (446, 62320), (608, 45715), (656, 42370), (760, 36572), (779, 35680), (820, 33896), (892, 31160), (1115, 24928), (1312, 21185), (1520, 18286), (1558, 17840), (1640, 16948), (1784, 15580), (2230, 12464), (3040, 9143), (3116, 8920), (3280, 8474), (3568, 7790), (3895, 7136), (4237, 6560), (4460, 6232)]