8486540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 19595520

約数和(自身を除く): 11108980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 971, 1748, 1942, 2185, 3884, 4370, 4855, 8740, 9710, 18449, 19420, 22333, 36898, 44666, 73796, 89332, 92245, 111665, 184490, 223330, 368980, 424327, 446660, 848654, 1697308, 2121635, 4243270, 8486540]

約数ペア:

[(1, 8486540), (2, 4243270), (4, 2121635), (5, 1697308), (10, 848654), (19, 446660), (20, 424327), (23, 368980), (38, 223330), (46, 184490), (76, 111665), (92, 92245), (95, 89332), (115, 73796), (190, 44666), (230, 36898), (380, 22333), (437, 19420), (460, 18449), (874, 9710), (971, 8740), (1748, 4855), (1942, 4370), (2185, 3884)]