90294710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20021}}^1$

素因数の和:20080

約数の個数: 32

約数和(自身を含む): 181639584

約数和(自身を除く): 91344874

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 20021, 40042, 100105, 200210, 220231, 440462, 820861, 1101155, 1641722, 2202310, 4104305, 8208610, 9029471, 18058942, 45147355, 90294710]

約数ペア:

[(1, 90294710), (2, 45147355), (5, 18058942), (10, 9029471), (11, 8208610), (22, 4104305), (41, 2202310), (55, 1641722), (82, 1101155), (110, 820861), (205, 440462), (410, 220231), (451, 200210), (902, 100105), (2255, 40042), (4510, 20021)]