42739990

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:576

約数の個数: 32

約数和(自身を含む): 78550560

約数和(自身を除く): 35810570

約数列:

[1, 2, 5, 10, 109, 113, 218, 226, 347, 545, 565, 694, 1090, 1130, 1735, 3470, 12317, 24634, 37823, 39211, 61585, 75646, 78422, 123170, 189115, 196055, 378230, 392110, 4273999, 8547998, 21369995, 42739990]

約数ペア:

[(1, 42739990), (2, 21369995), (5, 8547998), (10, 4273999), (109, 392110), (113, 378230), (218, 196055), (226, 189115), (347, 123170), (545, 78422), (565, 75646), (694, 61585), (1090, 39211), (1130, 37823), (1735, 24634), (3470, 12317)]