40379528

素因数分解:

$2^3\times 7^2\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 88646400

約数和(自身を除く): 48266872

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 239, 392, 431, 478, 862, 956, 1673, 1724, 1912, 3017, 3346, 3448, 6034, 6692, 11711, 12068, 13384, 21119, 23422, 24136, 42238, 46844, 84476, 93688, 103009, 168952, 206018, 412036, 721063, 824072, 1442126, 2884252, 5047441, 5768504, 10094882, 20189764, 40379528]

約数ペア:

[(1, 40379528), (2, 20189764), (4, 10094882), (7, 5768504), (8, 5047441), (14, 2884252), (28, 1442126), (49, 824072), (56, 721063), (98, 412036), (196, 206018), (239, 168952), (392, 103009), (431, 93688), (478, 84476), (862, 46844), (956, 42238), (1673, 24136), (1724, 23422), (1912, 21119), (3017, 13384), (3346, 12068), (3448, 11711), (6034, 6692)]