4570400

素因数分解:

$2^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:246

約数の個数: 72

約数和(自身を含む): 11600820

約数和(自身を除く): 7030420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 80, 100, 116, 145, 160, 197, 200, 232, 290, 394, 400, 464, 580, 725, 788, 800, 928, 985, 1160, 1450, 1576, 1970, 2320, 2900, 3152, 3940, 4640, 4925, 5713, 5800, 6304, 7880, 9850, 11426, 11600, 15760, 19700, 22852, 23200, 28565, 31520, 39400, 45704, 57130, 78800, 91408, 114260, 142825, 157600, 182816, 228520, 285650, 457040, 571300, 914080, 1142600, 2285200, 4570400]

約数ペア:

[(1, 4570400), (2, 2285200), (4, 1142600), (5, 914080), (8, 571300), (10, 457040), (16, 285650), (20, 228520), (25, 182816), (29, 157600), (32, 142825), (40, 114260), (50, 91408), (58, 78800), (80, 57130), (100, 45704), (116, 39400), (145, 31520), (160, 28565), (197, 23200), (200, 22852), (232, 19700), (290, 15760), (394, 11600), (400, 11426), (464, 9850), (580, 7880), (725, 6304), (788, 5800), (800, 5713), (928, 4925), (985, 4640), (1160, 3940), (1450, 3152), (1576, 2900), (1970, 2320)]