642605830

素因数分解:

$2^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{185189}}^1$

素因数の和:185543

約数の個数: 16

約数和(自身を含む): 1160030160

約数和(自身を除く): 517424330

約数列:

[1, 2, 5, 10, 347, 694, 1735, 3470, 185189, 370378, 925945, 1851890, 64260583, 128521166, 321302915, 642605830]

約数ペア:

[(1, 642605830), (2, 321302915), (5, 128521166), (10, 64260583), (347, 1851890), (694, 925945), (1735, 370378), (3470, 185189)]