2721297940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{66083}}^1$

素因数の和:66192

約数の個数: 48

約数和(自身を含む): 5995140480

約数和(自身を除く): 3273842540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 284, 290, 355, 580, 710, 1420, 2059, 4118, 8236, 10295, 20590, 41180, 66083, 132166, 264332, 330415, 660830, 1321660, 1916407, 3832814, 4691893, 7665628, 9383786, 9582035, 18767572, 19164070, 23459465, 38328140, 46918930, 93837860, 136064897, 272129794, 544259588, 680324485, 1360648970, 2721297940]

約数ペア:

[(1, 2721297940), (2, 1360648970), (4, 680324485), (5, 544259588), (10, 272129794), (20, 136064897), (29, 93837860), (58, 46918930), (71, 38328140), (116, 23459465), (142, 19164070), (145, 18767572), (284, 9582035), (290, 9383786), (355, 7665628), (580, 4691893), (710, 3832814), (1420, 1916407), (2059, 1321660), (4118, 660830), (8236, 330415), (10295, 264332), (20590, 132166), (41180, 66083)]