39742490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 76946760

約数和(自身を除く): 37204270

約数列:

[1, 2, 5, 10, 19, 38, 95, 101, 109, 190, 202, 218, 361, 505, 545, 722, 1010, 1090, 1805, 1919, 2071, 3610, 3838, 4142, 9595, 10355, 11009, 19190, 20710, 22018, 36461, 39349, 55045, 72922, 78698, 110090, 182305, 196745, 209171, 364610, 393490, 418342, 1045855, 2091710, 3974249, 7948498, 19871245, 39742490]

約数ペア:

[(1, 39742490), (2, 19871245), (5, 7948498), (10, 3974249), (19, 2091710), (38, 1045855), (95, 418342), (101, 393490), (109, 364610), (190, 209171), (202, 196745), (218, 182305), (361, 110090), (505, 78698), (545, 72922), (722, 55045), (1010, 39349), (1090, 36461), (1805, 22018), (1919, 20710), (2071, 19190), (3610, 11009), (3838, 10355), (4142, 9595)]