3952780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 9342144

約数和(自身を除く): 5389364

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 661, 1196, 1322, 1495, 2644, 2990, 3305, 5980, 6610, 8593, 13220, 15203, 17186, 30406, 34372, 42965, 60812, 76015, 85930, 152030, 171860, 197639, 304060, 395278, 790556, 988195, 1976390, 3952780]

約数ペア:

[(1, 3952780), (2, 1976390), (4, 988195), (5, 790556), (10, 395278), (13, 304060), (20, 197639), (23, 171860), (26, 152030), (46, 85930), (52, 76015), (65, 60812), (92, 42965), (115, 34372), (130, 30406), (230, 17186), (260, 15203), (299, 13220), (460, 8593), (598, 6610), (661, 5980), (1196, 3305), (1322, 2990), (1495, 2644)]