2783113340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{577}}^1$

素因数の和:987

約数の個数: 96

約数和(自身を含む): 6767760384

約数和(自身を除く): 3984647044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 263, 524, 526, 577, 655, 917, 1052, 1154, 1310, 1315, 1834, 1841, 2308, 2620, 2630, 2885, 3668, 3682, 4039, 4585, 5260, 5770, 7364, 8078, 9170, 9205, 11540, 16156, 18340, 18410, 20195, 34453, 36820, 40390, 68906, 75587, 80780, 137812, 151174, 151751, 172265, 241171, 302348, 303502, 344530, 377935, 482342, 529109, 607004, 689060, 755870, 758755, 964684, 1058218, 1062257, 1205855, 1511740, 1517510, 2116436, 2124514, 2411710, 2645545, 3035020, 4249028, 4823420, 5291090, 5311285, 10582180, 10622570, 19879381, 21245140, 39758762, 79517524, 99396905, 139155667, 198793810, 278311334, 397587620, 556622668, 695778335, 1391556670, 2783113340]

約数ペア:

[(1, 2783113340), (2, 1391556670), (4, 695778335), (5, 556622668), (7, 397587620), (10, 278311334), (14, 198793810), (20, 139155667), (28, 99396905), (35, 79517524), (70, 39758762), (131, 21245140), (140, 19879381), (262, 10622570), (263, 10582180), (524, 5311285), (526, 5291090), (577, 4823420), (655, 4249028), (917, 3035020), (1052, 2645545), (1154, 2411710), (1310, 2124514), (1315, 2116436), (1834, 1517510), (1841, 1511740), (2308, 1205855), (2620, 1062257), (2630, 1058218), (2885, 964684), (3668, 758755), (3682, 755870), (4039, 689060), (4585, 607004), (5260, 529109), (5770, 482342), (7364, 377935), (8078, 344530), (9170, 303502), (9205, 302348), (11540, 241171), (16156, 172265), (18340, 151751), (18410, 151174), (20195, 137812), (34453, 80780), (36820, 75587), (40390, 68906)]