2008192860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{43411}}^1$

素因数の和:43683

約数の個数: 72

約数和(自身を含む): 6115361616

約数和(自身を除く): 4107168756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1285, 1542, 2313, 2570, 3084, 3855, 4626, 5140, 7710, 9252, 11565, 15420, 23130, 43411, 46260, 86822, 130233, 173644, 217055, 260466, 390699, 434110, 520932, 651165, 781398, 868220, 1302330, 1562796, 1953495, 2604660, 3906990, 7813980, 11156627, 22313254, 33469881, 44626508, 55783135, 66939762, 100409643, 111566270, 133879524, 167349405, 200819286, 223132540, 334698810, 401638572, 502048215, 669397620, 1004096430, 2008192860]

約数ペア:

[(1, 2008192860), (2, 1004096430), (3, 669397620), (4, 502048215), (5, 401638572), (6, 334698810), (9, 223132540), (10, 200819286), (12, 167349405), (15, 133879524), (18, 111566270), (20, 100409643), (30, 66939762), (36, 55783135), (45, 44626508), (60, 33469881), (90, 22313254), (180, 11156627), (257, 7813980), (514, 3906990), (771, 2604660), (1028, 1953495), (1285, 1562796), (1542, 1302330), (2313, 868220), (2570, 781398), (3084, 651165), (3855, 520932), (4626, 434110), (5140, 390699), (7710, 260466), (9252, 217055), (11565, 173644), (15420, 130233), (23130, 86822), (43411, 46260)]