242000660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{15493}}^1$

素因数の和:15584

約数の個数: 48

約数和(自身を含む): 562246272

約数和(自身を除く): 320245612

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 7810, 15493, 15620, 30986, 61972, 77465, 154930, 170423, 309860, 340846, 681692, 852115, 1100003, 1704230, 2200006, 3408460, 4400012, 5500015, 11000030, 12100033, 22000060, 24200066, 48400132, 60500165, 121000330, 242000660]

約数ペア:

[(1, 242000660), (2, 121000330), (4, 60500165), (5, 48400132), (10, 24200066), (11, 22000060), (20, 12100033), (22, 11000030), (44, 5500015), (55, 4400012), (71, 3408460), (110, 2200006), (142, 1704230), (220, 1100003), (284, 852115), (355, 681692), (710, 340846), (781, 309860), (1420, 170423), (1562, 154930), (3124, 77465), (3905, 61972), (7810, 30986), (15493, 15620)]