22227140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1613}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 51247728

約数和(自身を除く): 29020588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 1613, 2756, 3226, 3445, 6452, 6890, 8065, 13780, 16130, 20969, 32260, 41938, 83876, 85489, 104845, 170978, 209690, 341956, 419380, 427445, 854890, 1111357, 1709780, 2222714, 4445428, 5556785, 11113570, 22227140]

約数ペア:

[(1, 22227140), (2, 11113570), (4, 5556785), (5, 4445428), (10, 2222714), (13, 1709780), (20, 1111357), (26, 854890), (52, 427445), (53, 419380), (65, 341956), (106, 209690), (130, 170978), (212, 104845), (260, 85489), (265, 83876), (530, 41938), (689, 32260), (1060, 20969), (1378, 16130), (1613, 13780), (2756, 8065), (3226, 6890), (3445, 6452)]