12598940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 28123200

約数和(自身を除く): 15524260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 449, 460, 610, 898, 1220, 1403, 1796, 2245, 2806, 4490, 5612, 7015, 8980, 10327, 14030, 20654, 27389, 28060, 41308, 51635, 54778, 103270, 109556, 136945, 206540, 273890, 547780, 629947, 1259894, 2519788, 3149735, 6299470, 12598940]

約数ペア:

[(1, 12598940), (2, 6299470), (4, 3149735), (5, 2519788), (10, 1259894), (20, 629947), (23, 547780), (46, 273890), (61, 206540), (92, 136945), (115, 109556), (122, 103270), (230, 54778), (244, 51635), (305, 41308), (449, 28060), (460, 27389), (610, 20654), (898, 14030), (1220, 10327), (1403, 8980), (1796, 7015), (2245, 5612), (2806, 4490)]