1241812780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{207661}}^1$

素因数の和:207706

約数の個数: 48

約数和(自身を含む): 2930526144

約数和(自身を除く): 1688713364

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 207661, 415322, 830644, 1038305, 2076610, 2699593, 4153220, 4776203, 5399186, 9552406, 10798372, 13497965, 19104812, 23881015, 26995930, 47762030, 53991860, 62090639, 95524060, 124181278, 248362556, 310453195, 620906390, 1241812780]

約数ペア:

[(1, 1241812780), (2, 620906390), (4, 310453195), (5, 248362556), (10, 124181278), (13, 95524060), (20, 62090639), (23, 53991860), (26, 47762030), (46, 26995930), (52, 23881015), (65, 19104812), (92, 13497965), (115, 10798372), (130, 9552406), (230, 5399186), (260, 4776203), (299, 4153220), (460, 2699593), (598, 2076610), (1196, 1038305), (1495, 830644), (2990, 415322), (5980, 207661)]