47393780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:513

約数の個数: 72

約数和(自身を含む): 116951688

約数和(自身を除く): 69557908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 137, 140, 196, 245, 274, 353, 490, 548, 685, 706, 959, 980, 1370, 1412, 1765, 1918, 2471, 2740, 3530, 3836, 4795, 4942, 6713, 7060, 9590, 9884, 12355, 13426, 17297, 19180, 24710, 26852, 33565, 34594, 48361, 49420, 67130, 69188, 86485, 96722, 134260, 172970, 193444, 241805, 338527, 345940, 483610, 677054, 967220, 1354108, 1692635, 2369689, 3385270, 4739378, 6770540, 9478756, 11848445, 23696890, 47393780]

約数ペア:

[(1, 47393780), (2, 23696890), (4, 11848445), (5, 9478756), (7, 6770540), (10, 4739378), (14, 3385270), (20, 2369689), (28, 1692635), (35, 1354108), (49, 967220), (70, 677054), (98, 483610), (137, 345940), (140, 338527), (196, 241805), (245, 193444), (274, 172970), (353, 134260), (490, 96722), (548, 86485), (685, 69188), (706, 67130), (959, 49420), (980, 48361), (1370, 34594), (1412, 33565), (1765, 26852), (1918, 24710), (2471, 19180), (2740, 17297), (3530, 13426), (3836, 12355), (4795, 9884), (4942, 9590), (6713, 7060)]