2806430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 5695488

約数和(自身を除く): 2889058

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 823, 1646, 1705, 3410, 4115, 8230, 9053, 18106, 25513, 45265, 51026, 90530, 127565, 255130, 280643, 561286, 1403215, 2806430]

約数ペア:

[(1, 2806430), (2, 1403215), (5, 561286), (10, 280643), (11, 255130), (22, 127565), (31, 90530), (55, 51026), (62, 45265), (110, 25513), (155, 18106), (310, 9053), (341, 8230), (682, 4115), (823, 3410), (1646, 1705)]