2912756440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{161461}}^1$

素因数の和:161524

約数の個数: 64

約数和(自身を含む): 7323916320

約数和(自身を除く): 4411159880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 18040, 161461, 322922, 645844, 807305, 1291688, 1614610, 1776071, 3229220, 3552142, 6458440, 6619901, 7104284, 8880355, 13239802, 14208568, 17760710, 26479604, 33099505, 35521420, 52959208, 66199010, 71042840, 72818911, 132398020, 145637822, 264796040, 291275644, 364094555, 582551288, 728189110, 1456378220, 2912756440]

約数ペア:

[(1, 2912756440), (2, 1456378220), (4, 728189110), (5, 582551288), (8, 364094555), (10, 291275644), (11, 264796040), (20, 145637822), (22, 132398020), (40, 72818911), (41, 71042840), (44, 66199010), (55, 52959208), (82, 35521420), (88, 33099505), (110, 26479604), (164, 17760710), (205, 14208568), (220, 13239802), (328, 8880355), (410, 7104284), (440, 6619901), (451, 6458440), (820, 3552142), (902, 3229220), (1640, 1776071), (1804, 1614610), (2255, 1291688), (3608, 807305), (4510, 645844), (9020, 322922), (18040, 161461)]