117123020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11783}}^1$

素因数の和:11870

約数の個数: 48

約数和(自身を含む): 285078528

約数和(自身を除く): 167955508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 11783, 23566, 47132, 58915, 82481, 117830, 164962, 235660, 329924, 412405, 824810, 836593, 1649620, 1673186, 3346372, 4182965, 5856151, 8365930, 11712302, 16731860, 23424604, 29280755, 58561510, 117123020]

約数ペア:

[(1, 117123020), (2, 58561510), (4, 29280755), (5, 23424604), (7, 16731860), (10, 11712302), (14, 8365930), (20, 5856151), (28, 4182965), (35, 3346372), (70, 1673186), (71, 1649620), (140, 836593), (142, 824810), (284, 412405), (355, 329924), (497, 235660), (710, 164962), (994, 117830), (1420, 82481), (1988, 58915), (2485, 47132), (4970, 23566), (9940, 11783)]