2019911810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{9181}}^1$

素因数の和:9651

約数の個数: 48

約数和(自身を含む): 4239329400

約数和(自身を除く): 2219417590

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 449, 490, 898, 2245, 3143, 4490, 6286, 9181, 15715, 18362, 22001, 31430, 44002, 45905, 64267, 91810, 110005, 128534, 220010, 321335, 449869, 642670, 899738, 2249345, 4122269, 4498690, 8244538, 20611345, 28855883, 41222690, 57711766, 144279415, 201991181, 288558830, 403982362, 1009955905, 2019911810]

約数ペア:

[(1, 2019911810), (2, 1009955905), (5, 403982362), (7, 288558830), (10, 201991181), (14, 144279415), (35, 57711766), (49, 41222690), (70, 28855883), (98, 20611345), (245, 8244538), (449, 4498690), (490, 4122269), (898, 2249345), (2245, 899738), (3143, 642670), (4490, 449869), (6286, 321335), (9181, 220010), (15715, 128534), (18362, 110005), (22001, 91810), (31430, 64267), (44002, 45905)]