738863140

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1\times {\mathrm{631}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 1569705984

約数和(自身を除く): 830842844

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 461, 508, 631, 635, 922, 1262, 1270, 1844, 2305, 2524, 2540, 3155, 4610, 6310, 9220, 12620, 58547, 80137, 117094, 160274, 234188, 290891, 292735, 320548, 400685, 581782, 585470, 801370, 1163564, 1170940, 1454455, 1602740, 2908910, 5817820, 36943157, 73886314, 147772628, 184715785, 369431570, 738863140]

約数ペア:

[(1, 738863140), (2, 369431570), (4, 184715785), (5, 147772628), (10, 73886314), (20, 36943157), (127, 5817820), (254, 2908910), (461, 1602740), (508, 1454455), (631, 1170940), (635, 1163564), (922, 801370), (1262, 585470), (1270, 581782), (1844, 400685), (2305, 320548), (2524, 292735), (2540, 290891), (3155, 234188), (4610, 160274), (6310, 117094), (9220, 80137), (12620, 58547)]