27109420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{821}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 61867008

約数和(自身を除く): 34757588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 821, 1270, 1642, 1651, 2540, 3284, 3302, 4105, 6604, 8210, 8255, 10673, 16420, 16510, 21346, 33020, 42692, 53365, 104267, 106730, 208534, 213460, 417068, 521335, 1042670, 1355471, 2085340, 2710942, 5421884, 6777355, 13554710, 27109420]

約数ペア:

[(1, 27109420), (2, 13554710), (4, 6777355), (5, 5421884), (10, 2710942), (13, 2085340), (20, 1355471), (26, 1042670), (52, 521335), (65, 417068), (127, 213460), (130, 208534), (254, 106730), (260, 104267), (508, 53365), (635, 42692), (821, 33020), (1270, 21346), (1642, 16510), (1651, 16420), (2540, 10673), (3284, 8255), (3302, 8210), (4105, 6604)]