40031974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2068

約数の個数: 32

約数和(自身を含む): 69120000

約数和(自身を除く): 29088026

約数列:

[1, 2, 17, 19, 31, 34, 38, 62, 323, 527, 589, 646, 1054, 1178, 1999, 3998, 10013, 20026, 33983, 37981, 61969, 67966, 75962, 123938, 645677, 1053473, 1177411, 1291354, 2106946, 2354822, 20015987, 40031974]

約数ペア:

[(1, 40031974), (2, 20015987), (17, 2354822), (19, 2106946), (31, 1291354), (34, 1177411), (38, 1053473), (62, 645677), (323, 123938), (527, 75962), (589, 67966), (646, 61969), (1054, 37981), (1178, 33983), (1999, 20026), (3998, 10013)]