12648020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 34062336

約数和(自身を除く): 21414316

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 55, 70, 77, 86, 110, 140, 154, 172, 191, 215, 220, 301, 308, 382, 385, 430, 473, 602, 764, 770, 860, 946, 955, 1204, 1337, 1505, 1540, 1892, 1910, 2101, 2365, 2674, 3010, 3311, 3820, 4202, 4730, 5348, 6020, 6622, 6685, 8213, 8404, 9460, 10505, 13244, 13370, 14707, 16426, 16555, 21010, 26740, 29414, 32852, 33110, 41065, 42020, 57491, 58828, 66220, 73535, 82130, 90343, 114982, 147070, 164260, 180686, 229964, 287455, 294140, 361372, 451715, 574910, 632401, 903430, 1149820, 1264802, 1806860, 2529604, 3162005, 6324010, 12648020]

約数ペア:

[(1, 12648020), (2, 6324010), (4, 3162005), (5, 2529604), (7, 1806860), (10, 1264802), (11, 1149820), (14, 903430), (20, 632401), (22, 574910), (28, 451715), (35, 361372), (43, 294140), (44, 287455), (55, 229964), (70, 180686), (77, 164260), (86, 147070), (110, 114982), (140, 90343), (154, 82130), (172, 73535), (191, 66220), (215, 58828), (220, 57491), (301, 42020), (308, 41065), (382, 33110), (385, 32852), (430, 29414), (473, 26740), (602, 21010), (764, 16555), (770, 16426), (860, 14707), (946, 13370), (955, 13244), (1204, 10505), (1337, 9460), (1505, 8404), (1540, 8213), (1892, 6685), (1910, 6622), (2101, 6020), (2365, 5348), (2674, 4730), (3010, 4202), (3311, 3820)]