40450190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8969}}^1$

素因数の和:9028

約数の個数: 32

約数和(自身を含む): 81375840

約数和(自身を除く): 40925650

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 8969, 17938, 44845, 89690, 98659, 197318, 367729, 493295, 735458, 986590, 1838645, 3677290, 4045019, 8090038, 20225095, 40450190]

約数ペア:

[(1, 40450190), (2, 20225095), (5, 8090038), (10, 4045019), (11, 3677290), (22, 1838645), (41, 986590), (55, 735458), (82, 493295), (110, 367729), (205, 197318), (410, 98659), (451, 89690), (902, 44845), (2255, 17938), (4510, 8969)]