12285920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2477}}^1$

素因数の和:2523

約数の個数: 48

約数和(自身を含む): 29973888

約数和(自身を除く): 17687968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2477, 2480, 4954, 4960, 9908, 12385, 19816, 24770, 39632, 49540, 76787, 79264, 99080, 153574, 198160, 307148, 383935, 396320, 614296, 767870, 1228592, 1535740, 2457184, 3071480, 6142960, 12285920]

約数ペア:

[(1, 12285920), (2, 6142960), (4, 3071480), (5, 2457184), (8, 1535740), (10, 1228592), (16, 767870), (20, 614296), (31, 396320), (32, 383935), (40, 307148), (62, 198160), (80, 153574), (124, 99080), (155, 79264), (160, 76787), (248, 49540), (310, 39632), (496, 24770), (620, 19816), (992, 12385), (1240, 9908), (2477, 4960), (2480, 4954)]