201540640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{179947}}^1$

素因数の和:179969

約数の個数: 48

約数和(自身を含む): 544162752

約数和(自身を除く): 342622112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 179947, 359894, 719788, 899735, 1259629, 1439576, 1799470, 2519258, 2879152, 3598940, 5038516, 5758304, 6298145, 7197880, 10077032, 12596290, 14395760, 20154064, 25192580, 28791520, 40308128, 50385160, 100770320, 201540640]

約数ペア:

[(1, 201540640), (2, 100770320), (4, 50385160), (5, 40308128), (7, 28791520), (8, 25192580), (10, 20154064), (14, 14395760), (16, 12596290), (20, 10077032), (28, 7197880), (32, 6298145), (35, 5758304), (40, 5038516), (56, 3598940), (70, 2879152), (80, 2519258), (112, 1799470), (140, 1439576), (160, 1259629), (224, 899735), (280, 719788), (560, 359894), (1120, 179947)]