2021619320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{195137}}^1$

素因数の和:195192

約数の個数: 64

約数和(自身を含む): 5338975680

約数和(自身を除く): 3317356360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 195137, 390274, 780548, 975685, 1365959, 1561096, 1951370, 2731918, 3902740, 5463836, 6829795, 7220069, 7805480, 10927672, 13659590, 14440138, 27319180, 28880276, 36100345, 50540483, 54638360, 57760552, 72200690, 101080966, 144401380, 202161932, 252702415, 288802760, 404323864, 505404830, 1010809660, 2021619320]

約数ペア:

[(1, 2021619320), (2, 1010809660), (4, 505404830), (5, 404323864), (7, 288802760), (8, 252702415), (10, 202161932), (14, 144401380), (20, 101080966), (28, 72200690), (35, 57760552), (37, 54638360), (40, 50540483), (56, 36100345), (70, 28880276), (74, 27319180), (140, 14440138), (148, 13659590), (185, 10927672), (259, 7805480), (280, 7220069), (296, 6829795), (370, 5463836), (518, 3902740), (740, 2731918), (1036, 1951370), (1295, 1561096), (1480, 1365959), (2072, 975685), (2590, 780548), (5180, 390274), (10360, 195137)]