12362180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 27181056

約数和(自身を除く): 14818876

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 127, 155, 157, 254, 310, 314, 508, 620, 628, 635, 785, 1270, 1570, 2540, 3140, 3937, 4867, 7874, 9734, 15748, 19468, 19685, 19939, 24335, 39370, 39878, 48670, 78740, 79756, 97340, 99695, 199390, 398780, 618109, 1236218, 2472436, 3090545, 6181090, 12362180]

約数ペア:

[(1, 12362180), (2, 6181090), (4, 3090545), (5, 2472436), (10, 1236218), (20, 618109), (31, 398780), (62, 199390), (124, 99695), (127, 97340), (155, 79756), (157, 78740), (254, 48670), (310, 39878), (314, 39370), (508, 24335), (620, 19939), (628, 19685), (635, 19468), (785, 15748), (1270, 9734), (1570, 7874), (2540, 4867), (3140, 3937)]