1245394810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{937}}^1$

素因数の和:1279

約数の個数: 64

約数和(自身を含む): 2513960064

約数和(自身を除く): 1268565254

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 281, 430, 473, 562, 937, 946, 1405, 1874, 2365, 2810, 3091, 4685, 4730, 6182, 9370, 10307, 12083, 15455, 20614, 24166, 30910, 40291, 51535, 60415, 80582, 103070, 120830, 132913, 201455, 263297, 265826, 402910, 443201, 526594, 664565, 886402, 1316485, 1329130, 2216005, 2632970, 2896267, 4432010, 5792534, 11321771, 14481335, 22643542, 28962670, 56608855, 113217710, 124539481, 249078962, 622697405, 1245394810]

約数ペア:

[(1, 1245394810), (2, 622697405), (5, 249078962), (10, 124539481), (11, 113217710), (22, 56608855), (43, 28962670), (55, 22643542), (86, 14481335), (110, 11321771), (215, 5792534), (281, 4432010), (430, 2896267), (473, 2632970), (562, 2216005), (937, 1329130), (946, 1316485), (1405, 886402), (1874, 664565), (2365, 526594), (2810, 443201), (3091, 402910), (4685, 265826), (4730, 263297), (6182, 201455), (9370, 132913), (10307, 120830), (12083, 103070), (15455, 80582), (20614, 60415), (24166, 51535), (30910, 40291)]