40938958

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 69120000

約数和(自身を除く): 28181042

約数列:

[1, 2, 17, 19, 34, 38, 127, 254, 323, 499, 646, 998, 2159, 2413, 4318, 4826, 8483, 9481, 16966, 18962, 41021, 63373, 82042, 126746, 161177, 322354, 1077341, 1204087, 2154682, 2408174, 20469479, 40938958]

約数ペア:

[(1, 40938958), (2, 20469479), (17, 2408174), (19, 2154682), (34, 1204087), (38, 1077341), (127, 322354), (254, 161177), (323, 126746), (499, 82042), (646, 63373), (998, 41021), (2159, 18962), (2413, 16966), (4318, 9481), (4826, 8483)]