20962290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10429}}^1$

素因数の和:10506

約数の個数: 32

約数和(自身を含む): 51065280

約数和(自身を除く): 30102990

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 10429, 20858, 31287, 52145, 62574, 104290, 156435, 312870, 698743, 1397486, 2096229, 3493715, 4192458, 6987430, 10481145, 20962290]

約数ペア:

[(1, 20962290), (2, 10481145), (3, 6987430), (5, 4192458), (6, 3493715), (10, 2096229), (15, 1397486), (30, 698743), (67, 312870), (134, 156435), (201, 104290), (335, 62574), (402, 52145), (670, 31287), (1005, 20858), (2010, 10429)]