68442340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4283}}^1$

素因数の和:4356

約数の個数: 48

約数和(自身を含む): 155457792

約数和(自身を除く): 87015452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 4283, 7990, 8566, 15980, 17132, 21415, 42830, 72811, 85660, 145622, 201301, 291244, 364055, 402602, 728110, 805204, 1006505, 1456220, 2013010, 3422117, 4026020, 6844234, 13688468, 17110585, 34221170, 68442340]

約数ペア:

[(1, 68442340), (2, 34221170), (4, 17110585), (5, 13688468), (10, 6844234), (17, 4026020), (20, 3422117), (34, 2013010), (47, 1456220), (68, 1006505), (85, 805204), (94, 728110), (170, 402602), (188, 364055), (235, 291244), (340, 201301), (470, 145622), (799, 85660), (940, 72811), (1598, 42830), (3196, 21415), (3995, 17132), (4283, 15980), (7990, 8566)]