481389580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{2753}}^1$

素因数の和:4018

約数の個数: 48

約数和(自身を含む): 1156680000

約数和(自身を除く): 675290420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1249, 2498, 2753, 4996, 5506, 6245, 8743, 11012, 12490, 13765, 17486, 19271, 24980, 27530, 34972, 38542, 43715, 55060, 77084, 87430, 96355, 174860, 192710, 385420, 3438497, 6876994, 13753988, 17192485, 24069479, 34384970, 48138958, 68769940, 96277916, 120347395, 240694790, 481389580]

約数ペア:

[(1, 481389580), (2, 240694790), (4, 120347395), (5, 96277916), (7, 68769940), (10, 48138958), (14, 34384970), (20, 24069479), (28, 17192485), (35, 13753988), (70, 6876994), (140, 3438497), (1249, 385420), (2498, 192710), (2753, 174860), (4996, 96355), (5506, 87430), (6245, 77084), (8743, 55060), (11012, 43715), (12490, 38542), (13765, 34972), (17486, 27530), (19271, 24980)]