1566873220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{641}}^1$

素因数の和:973

約数の個数: 96

約数和(自身を含む): 3696440832

約数和(自身を除く): 2129567612

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 271, 410, 451, 542, 641, 820, 902, 1084, 1282, 1355, 1804, 2255, 2564, 2710, 2981, 3205, 4510, 5420, 5962, 6410, 7051, 9020, 11111, 11924, 12820, 14102, 14905, 22222, 26281, 28204, 29810, 35255, 44444, 52562, 55555, 59620, 70510, 105124, 111110, 122221, 131405, 141020, 173711, 222220, 244442, 262810, 289091, 347422, 488884, 525620, 578182, 611105, 694844, 868555, 1156364, 1222210, 1445455, 1737110, 1910821, 2444420, 2890910, 3474220, 3821642, 5781820, 7122151, 7643284, 9554105, 14244302, 19108210, 28488604, 35610755, 38216420, 71221510, 78343661, 142443020, 156687322, 313374644, 391718305, 783436610, 1566873220]

約数ペア:

[(1, 1566873220), (2, 783436610), (4, 391718305), (5, 313374644), (10, 156687322), (11, 142443020), (20, 78343661), (22, 71221510), (41, 38216420), (44, 35610755), (55, 28488604), (82, 19108210), (110, 14244302), (164, 9554105), (205, 7643284), (220, 7122151), (271, 5781820), (410, 3821642), (451, 3474220), (542, 2890910), (641, 2444420), (820, 1910821), (902, 1737110), (1084, 1445455), (1282, 1222210), (1355, 1156364), (1804, 868555), (2255, 694844), (2564, 611105), (2710, 578182), (2981, 525620), (3205, 488884), (4510, 347422), (5420, 289091), (5962, 262810), (6410, 244442), (7051, 222220), (9020, 173711), (11111, 141020), (11924, 131405), (12820, 122221), (14102, 111110), (14905, 105124), (22222, 70510), (26281, 59620), (28204, 55555), (29810, 52562), (35255, 44444)]