15942980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^2\times {\mathrm{229}}^1$

素因数の和:356

約数の個数: 36

約数和(自身を含む): 34206060

約数和(自身を除く): 18263080

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 229, 236, 295, 458, 590, 916, 1145, 1180, 2290, 3481, 4580, 6962, 13511, 13924, 17405, 27022, 34810, 54044, 67555, 69620, 135110, 270220, 797149, 1594298, 3188596, 3985745, 7971490, 15942980]

約数ペア:

[(1, 15942980), (2, 7971490), (4, 3985745), (5, 3188596), (10, 1594298), (20, 797149), (59, 270220), (118, 135110), (229, 69620), (236, 67555), (295, 54044), (458, 34810), (590, 27022), (916, 17405), (1145, 13924), (1180, 13511), (2290, 6962), (3481, 4580)]