840837430

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2050823}}^1$

素因数の和:2050871

約数の個数: 16

約数和(自身を含む): 1550422944

約数和(自身を除く): 709585514

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 2050823, 4101646, 10254115, 20508230, 84083743, 168167486, 420418715, 840837430]

約数ペア:

[(1, 840837430), (2, 420418715), (5, 168167486), (10, 84083743), (41, 20508230), (82, 10254115), (205, 4101646), (410, 2050823)]