1977398180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1\times {\mathrm{9677}}^1$

素因数の和:10304

約数の個数: 48

約数和(自身を含む): 4404573936

約数和(自身を除く): 2427175756

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 601, 1202, 2404, 3005, 6010, 9677, 10217, 12020, 19354, 20434, 38708, 40868, 48385, 51085, 96770, 102170, 164509, 193540, 204340, 329018, 658036, 822545, 1645090, 3290180, 5815877, 11631754, 23263508, 29079385, 58158770, 98869909, 116317540, 197739818, 395479636, 494349545, 988699090, 1977398180]

約数ペア:

[(1, 1977398180), (2, 988699090), (4, 494349545), (5, 395479636), (10, 197739818), (17, 116317540), (20, 98869909), (34, 58158770), (68, 29079385), (85, 23263508), (170, 11631754), (340, 5815877), (601, 3290180), (1202, 1645090), (2404, 822545), (3005, 658036), (6010, 329018), (9677, 204340), (10217, 193540), (12020, 164509), (19354, 102170), (20434, 96770), (38708, 51085), (40868, 48385)]