209340940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{5483}}^1$

素因数の和:5598

約数の個数: 48

約数和(自身を含む): 464341248

約数和(自身を除く): 255000308

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 332, 415, 460, 830, 1660, 1909, 3818, 5483, 7636, 9545, 10966, 19090, 21932, 27415, 38180, 54830, 109660, 126109, 252218, 455089, 504436, 630545, 910178, 1261090, 1820356, 2275445, 2522180, 4550890, 9101780, 10467047, 20934094, 41868188, 52335235, 104670470, 209340940]

約数ペア:

[(1, 209340940), (2, 104670470), (4, 52335235), (5, 41868188), (10, 20934094), (20, 10467047), (23, 9101780), (46, 4550890), (83, 2522180), (92, 2275445), (115, 1820356), (166, 1261090), (230, 910178), (332, 630545), (415, 504436), (460, 455089), (830, 252218), (1660, 126109), (1909, 109660), (3818, 54830), (5483, 38180), (7636, 27415), (9545, 21932), (10966, 19090)]