420199210

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{627163}}^1$

素因数の和:627237

約数の個数: 16

約数和(自身を含む): 767648736

約数和(自身を除く): 347449526

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 627163, 1254326, 3135815, 6271630, 42019921, 84039842, 210099605, 420199210]

約数ペア:

[(1, 420199210), (2, 210099605), (5, 84039842), (10, 42019921), (67, 6271630), (134, 3135815), (335, 1254326), (670, 627163)]