5557370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 12773376

約数和(自身を除く): 7216006

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 197, 217, 310, 394, 403, 434, 455, 806, 910, 985, 1085, 1379, 1970, 2015, 2170, 2561, 2758, 2821, 4030, 5122, 5642, 6107, 6895, 12214, 12805, 13790, 14105, 17927, 25610, 28210, 30535, 35854, 42749, 61070, 79391, 85498, 89635, 158782, 179270, 213745, 396955, 427490, 555737, 793910, 1111474, 2778685, 5557370]

約数ペア:

[(1, 5557370), (2, 2778685), (5, 1111474), (7, 793910), (10, 555737), (13, 427490), (14, 396955), (26, 213745), (31, 179270), (35, 158782), (62, 89635), (65, 85498), (70, 79391), (91, 61070), (130, 42749), (155, 35854), (182, 30535), (197, 28210), (217, 25610), (310, 17927), (394, 14105), (403, 13790), (434, 12805), (455, 12214), (806, 6895), (910, 6107), (985, 5642), (1085, 5122), (1379, 4030), (1970, 2821), (2015, 2758), (2170, 2561)]