79240020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1320667}}^1$

素因数の和:1320679

約数の個数: 24

約数和(自身を含む): 221872224

約数和(自身を除く): 142632204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1320667, 2641334, 3962001, 5282668, 6603335, 7924002, 13206670, 15848004, 19810005, 26413340, 39620010, 79240020]

約数ペア:

[(1, 79240020), (2, 39620010), (3, 26413340), (4, 19810005), (5, 15848004), (6, 13206670), (10, 7924002), (12, 6603335), (15, 5282668), (20, 3962001), (30, 2641334), (60, 1320667)]