40397778

素因数分解:

$2^1\times 3^5\times {\mathrm{101}}^1\times {\mathrm{823}}^1$

素因数の和:941

約数の個数: 48

約数和(自身を含む): 91780416

約数和(自身を除く): 51382638

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 101, 162, 202, 243, 303, 486, 606, 823, 909, 1646, 1818, 2469, 2727, 4938, 5454, 7407, 8181, 14814, 16362, 22221, 24543, 44442, 49086, 66663, 83123, 133326, 166246, 199989, 249369, 399978, 498738, 748107, 1496214, 2244321, 4488642, 6732963, 13465926, 20198889, 40397778]

約数ペア:

[(1, 40397778), (2, 20198889), (3, 13465926), (6, 6732963), (9, 4488642), (18, 2244321), (27, 1496214), (54, 748107), (81, 498738), (101, 399978), (162, 249369), (202, 199989), (243, 166246), (303, 133326), (486, 83123), (606, 66663), (823, 49086), (909, 44442), (1646, 24543), (1818, 22221), (2469, 16362), (2727, 14814), (4938, 8181), (5454, 7407)]