31902380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{311}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 70447104

約数和(自身を除く): 38544724

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 223, 230, 311, 446, 460, 622, 892, 1115, 1244, 1555, 2230, 3110, 4460, 5129, 6220, 7153, 10258, 14306, 20516, 25645, 28612, 35765, 51290, 69353, 71530, 102580, 138706, 143060, 277412, 346765, 693530, 1387060, 1595119, 3190238, 6380476, 7975595, 15951190, 31902380]

約数ペア:

[(1, 31902380), (2, 15951190), (4, 7975595), (5, 6380476), (10, 3190238), (20, 1595119), (23, 1387060), (46, 693530), (92, 346765), (115, 277412), (223, 143060), (230, 138706), (311, 102580), (446, 71530), (460, 69353), (622, 51290), (892, 35765), (1115, 28612), (1244, 25645), (1555, 20516), (2230, 14306), (3110, 10258), (4460, 7153), (5129, 6220)]