2016301880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{5557}}^1$

素因数の和:5808

約数の個数: 64

約数和(自身を含む): 4658048640

約数和(自身を除く): 2641746760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 193, 235, 376, 386, 470, 772, 940, 965, 1544, 1880, 1930, 3860, 5557, 7720, 9071, 11114, 18142, 22228, 27785, 36284, 44456, 45355, 55570, 72568, 90710, 111140, 181420, 222280, 261179, 362840, 522358, 1044716, 1072501, 1305895, 2089432, 2145002, 2611790, 4290004, 5223580, 5362505, 8580008, 10447160, 10725010, 21450020, 42900040, 50407547, 100815094, 201630188, 252037735, 403260376, 504075470, 1008150940, 2016301880]

約数ペア:

[(1, 2016301880), (2, 1008150940), (4, 504075470), (5, 403260376), (8, 252037735), (10, 201630188), (20, 100815094), (40, 50407547), (47, 42900040), (94, 21450020), (188, 10725010), (193, 10447160), (235, 8580008), (376, 5362505), (386, 5223580), (470, 4290004), (772, 2611790), (940, 2145002), (965, 2089432), (1544, 1305895), (1880, 1072501), (1930, 1044716), (3860, 522358), (5557, 362840), (7720, 261179), (9071, 222280), (11114, 181420), (18142, 111140), (22228, 90710), (27785, 72568), (36284, 55570), (44456, 45355)]