40015742

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 66951360

約数和(自身を除く): 26935618

約数列:

[1, 2, 13, 26, 53, 71, 106, 142, 409, 689, 818, 923, 1378, 1846, 3763, 5317, 7526, 10634, 21677, 29039, 43354, 48919, 58078, 97838, 281801, 377507, 563602, 755014, 1539067, 3078134, 20007871, 40015742]

約数ペア:

[(1, 40015742), (2, 20007871), (13, 3078134), (26, 1539067), (53, 755014), (71, 563602), (106, 377507), (142, 281801), (409, 97838), (689, 58078), (818, 48919), (923, 43354), (1378, 29039), (1846, 21677), (3763, 10634), (5317, 7526)]