56763980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31189}}^1$

素因数の和:31218

約数の個数: 48

約数和(自身を含む): 146717760

約数和(自身を除く): 89953780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 31189, 62378, 124756, 155945, 218323, 311890, 405457, 436646, 623780, 810914, 873292, 1091615, 1621828, 2027285, 2183230, 2838199, 4054570, 4366460, 5676398, 8109140, 11352796, 14190995, 28381990, 56763980]

約数ペア:

[(1, 56763980), (2, 28381990), (4, 14190995), (5, 11352796), (7, 8109140), (10, 5676398), (13, 4366460), (14, 4054570), (20, 2838199), (26, 2183230), (28, 2027285), (35, 1621828), (52, 1091615), (65, 873292), (70, 810914), (91, 623780), (130, 436646), (140, 405457), (182, 311890), (260, 218323), (364, 155945), (455, 124756), (910, 62378), (1820, 31189)]