18789020880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11183941}}^1$

素因数の和:11183964

約数の個数: 80

約数和(自身を含む): 66566822784

約数和(自身を除く): 47777801904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 11183941, 22367882, 33551823, 44735764, 55919705, 67103646, 78287587, 89471528, 111839410, 134207292, 156575174, 167759115, 178943056, 223678820, 234862761, 268414584, 313150348, 335518230, 391437935, 447357640, 469725522, 536829168, 626300696, 671036460, 782875870, 894715280, 939451044, 1174313805, 1252601392, 1342072920, 1565751740, 1878902088, 2348627610, 2684145840, 3131503480, 3757804176, 4697255220, 6263006960, 9394510440, 18789020880]

約数ペア:

[(1, 18789020880), (2, 9394510440), (3, 6263006960), (4, 4697255220), (5, 3757804176), (6, 3131503480), (7, 2684145840), (8, 2348627610), (10, 1878902088), (12, 1565751740), (14, 1342072920), (15, 1252601392), (16, 1174313805), (20, 939451044), (21, 894715280), (24, 782875870), (28, 671036460), (30, 626300696), (35, 536829168), (40, 469725522), (42, 447357640), (48, 391437935), (56, 335518230), (60, 313150348), (70, 268414584), (80, 234862761), (84, 223678820), (105, 178943056), (112, 167759115), (120, 156575174), (140, 134207292), (168, 111839410), (210, 89471528), (240, 78287587), (280, 67103646), (336, 55919705), (420, 44735764), (560, 33551823), (840, 22367882), (1680, 11183941)]