40742380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1249}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 98280000

約数和(自身を除く): 57537620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 932, 1165, 1249, 1631, 2330, 2498, 3262, 4660, 4996, 6245, 6524, 8155, 8743, 12490, 16310, 17486, 24980, 32620, 34972, 43715, 87430, 174860, 291017, 582034, 1164068, 1455085, 2037119, 2910170, 4074238, 5820340, 8148476, 10185595, 20371190, 40742380]

約数ペア:

[(1, 40742380), (2, 20371190), (4, 10185595), (5, 8148476), (7, 5820340), (10, 4074238), (14, 2910170), (20, 2037119), (28, 1455085), (35, 1164068), (70, 582034), (140, 291017), (233, 174860), (466, 87430), (932, 43715), (1165, 34972), (1249, 32620), (1631, 24980), (2330, 17486), (2498, 16310), (3262, 12490), (4660, 8743), (4996, 8155), (6245, 6524)]