38340140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 83426112

約数和(自身を除く): 45085972

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 197, 263, 370, 394, 526, 740, 788, 985, 1052, 1315, 1970, 2630, 3940, 5260, 7289, 9731, 14578, 19462, 29156, 36445, 38924, 48655, 51811, 72890, 97310, 103622, 145780, 194620, 207244, 259055, 518110, 1036220, 1917007, 3834014, 7668028, 9585035, 19170070, 38340140]

約数ペア:

[(1, 38340140), (2, 19170070), (4, 9585035), (5, 7668028), (10, 3834014), (20, 1917007), (37, 1036220), (74, 518110), (148, 259055), (185, 207244), (197, 194620), (263, 145780), (370, 103622), (394, 97310), (526, 72890), (740, 51811), (788, 48655), (985, 38924), (1052, 36445), (1315, 29156), (1970, 19462), (2630, 14578), (3940, 9731), (5260, 7289)]