9884520440

素因数分解:

$2^3\times 5^1\times {\mathrm{2339}}^1\times {\mathrm{105649}}^1$

素因数の和:107999

約数の個数: 32

約数和(自身を含む): 22249890000

約数和(自身を除く): 12365369560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2339, 4678, 9356, 11695, 18712, 23390, 46780, 93560, 105649, 211298, 422596, 528245, 845192, 1056490, 2112980, 4225960, 247113011, 494226022, 988452044, 1235565055, 1976904088, 2471130110, 4942260220, 9884520440]

約数ペア:

[(1, 9884520440), (2, 4942260220), (4, 2471130110), (5, 1976904088), (8, 1235565055), (10, 988452044), (20, 494226022), (40, 247113011), (2339, 4225960), (4678, 2112980), (9356, 1056490), (11695, 845192), (18712, 528245), (23390, 422596), (46780, 211298), (93560, 105649)]