1863090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 4912128

約数和(自身を除く): 3049038

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 127, 163, 254, 326, 381, 489, 635, 762, 815, 978, 1143, 1270, 1467, 1630, 1905, 2286, 2445, 2934, 3810, 4890, 5715, 7335, 11430, 14670, 20701, 41402, 62103, 103505, 124206, 186309, 207010, 310515, 372618, 621030, 931545, 1863090]

約数ペア:

[(1, 1863090), (2, 931545), (3, 621030), (5, 372618), (6, 310515), (9, 207010), (10, 186309), (15, 124206), (18, 103505), (30, 62103), (45, 41402), (90, 20701), (127, 14670), (163, 11430), (254, 7335), (326, 5715), (381, 4890), (489, 3810), (635, 2934), (762, 2445), (815, 2286), (978, 1905), (1143, 1630), (1270, 1467)]