40131588

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 109970784

約数和(自身を除く): 69839196

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 131, 147, 196, 262, 294, 393, 521, 524, 588, 786, 917, 1042, 1563, 1572, 1834, 2084, 2751, 3126, 3647, 3668, 5502, 6252, 6419, 7294, 10941, 11004, 12838, 14588, 19257, 21882, 25529, 25676, 38514, 43764, 51058, 68251, 76587, 77028, 102116, 136502, 153174, 204753, 273004, 306348, 409506, 477757, 819012, 955514, 1433271, 1911028, 2866542, 3344299, 5733084, 6688598, 10032897, 13377196, 20065794, 40131588]

約数ペア:

[(1, 40131588), (2, 20065794), (3, 13377196), (4, 10032897), (6, 6688598), (7, 5733084), (12, 3344299), (14, 2866542), (21, 1911028), (28, 1433271), (42, 955514), (49, 819012), (84, 477757), (98, 409506), (131, 306348), (147, 273004), (196, 204753), (262, 153174), (294, 136502), (393, 102116), (521, 77028), (524, 76587), (588, 68251), (786, 51058), (917, 43764), (1042, 38514), (1563, 25676), (1572, 25529), (1834, 21882), (2084, 19257), (2751, 14588), (3126, 12838), (3647, 11004), (3668, 10941), (5502, 7294), (6252, 6419)]