28432860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{751}}^1$

素因数の和:1394

約数の個数: 48

約数和(自身を含む): 79844352

約数和(自身を除く): 51411492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 631, 751, 1262, 1502, 1893, 2253, 2524, 3004, 3155, 3755, 3786, 4506, 6310, 7510, 7572, 9012, 9465, 11265, 12620, 15020, 18930, 22530, 37860, 45060, 473881, 947762, 1421643, 1895524, 2369405, 2843286, 4738810, 5686572, 7108215, 9477620, 14216430, 28432860]

約数ペア:

[(1, 28432860), (2, 14216430), (3, 9477620), (4, 7108215), (5, 5686572), (6, 4738810), (10, 2843286), (12, 2369405), (15, 1895524), (20, 1421643), (30, 947762), (60, 473881), (631, 45060), (751, 37860), (1262, 22530), (1502, 18930), (1893, 15020), (2253, 12620), (2524, 11265), (3004, 9465), (3155, 9012), (3755, 7572), (3786, 7510), (4506, 6310)]