40287590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4201}}^1$

素因数の和:4352

約数の個数: 32

約数和(自身を含む): 83502144

約数和(自身を除く): 43214554

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 685, 959, 1370, 1918, 4201, 4795, 8402, 9590, 21005, 29407, 42010, 58814, 147035, 294070, 575537, 1151074, 2877685, 4028759, 5755370, 8057518, 20143795, 40287590]

約数ペア:

[(1, 40287590), (2, 20143795), (5, 8057518), (7, 5755370), (10, 4028759), (14, 2877685), (35, 1151074), (70, 575537), (137, 294070), (274, 147035), (685, 58814), (959, 42010), (1370, 29407), (1918, 21005), (4201, 9590), (4795, 8402)]