1720403760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{7168349}}^1$

素因数の和:7168365

約数の個数: 40

約数和(自身を含む): 5333252400

約数和(自身を除く): 3612848640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 7168349, 14336698, 21505047, 28673396, 35841745, 43010094, 57346792, 71683490, 86020188, 107525235, 114693584, 143366980, 172040376, 215050470, 286733960, 344080752, 430100940, 573467920, 860201880, 1720403760]

約数ペア:

[(1, 1720403760), (2, 860201880), (3, 573467920), (4, 430100940), (5, 344080752), (6, 286733960), (8, 215050470), (10, 172040376), (12, 143366980), (15, 114693584), (16, 107525235), (20, 86020188), (24, 71683490), (30, 57346792), (40, 43010094), (48, 35841745), (60, 28673396), (80, 21505047), (120, 14336698), (240, 7168349)]