2201718520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1\times {\mathrm{1433}}^1$

素因数の和:2056

約数の個数: 64

約数和(自身を含む): 5036437440

約数和(自身を除く): 2834718920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 541, 568, 710, 1082, 1420, 1433, 2164, 2705, 2840, 2866, 4328, 5410, 5732, 7165, 10820, 11464, 14330, 21640, 28660, 38411, 57320, 76822, 101743, 153644, 192055, 203486, 307288, 384110, 406972, 508715, 768220, 775253, 813944, 1017430, 1536440, 1550506, 2034860, 3101012, 3876265, 4069720, 6202024, 7752530, 15505060, 31010120, 55042963, 110085926, 220171852, 275214815, 440343704, 550429630, 1100859260, 2201718520]

約数ペア:

[(1, 2201718520), (2, 1100859260), (4, 550429630), (5, 440343704), (8, 275214815), (10, 220171852), (20, 110085926), (40, 55042963), (71, 31010120), (142, 15505060), (284, 7752530), (355, 6202024), (541, 4069720), (568, 3876265), (710, 3101012), (1082, 2034860), (1420, 1550506), (1433, 1536440), (2164, 1017430), (2705, 813944), (2840, 775253), (2866, 768220), (4328, 508715), (5410, 406972), (5732, 384110), (7165, 307288), (10820, 203486), (11464, 192055), (14330, 153644), (21640, 101743), (28660, 76822), (38411, 57320)]