38279290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{78121}}^1$

素因数の和:78142

約数の個数: 24

約数和(自身を含む): 80153172

約数和(自身を除く): 41873882

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 78121, 156242, 390605, 546847, 781210, 1093694, 2734235, 3827929, 5468470, 7655858, 19139645, 38279290]

約数ペア:

[(1, 38279290), (2, 19139645), (5, 7655858), (7, 5468470), (10, 3827929), (14, 2734235), (35, 1093694), (49, 781210), (70, 546847), (98, 390605), (245, 156242), (490, 78121)]