780773180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{154303}}^1$

素因数の和:154346

約数の個数: 48

約数和(自身を含む): 1866461184

約数和(自身を除く): 1085688004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 154303, 308606, 617212, 771515, 1543030, 1697333, 3086060, 3394666, 3548969, 6789332, 7097938, 8486665, 14195876, 16973330, 17744845, 33946660, 35489690, 39038659, 70979380, 78077318, 156154636, 195193295, 390386590, 780773180]

約数ペア:

[(1, 780773180), (2, 390386590), (4, 195193295), (5, 156154636), (10, 78077318), (11, 70979380), (20, 39038659), (22, 35489690), (23, 33946660), (44, 17744845), (46, 16973330), (55, 14195876), (92, 8486665), (110, 7097938), (115, 6789332), (220, 3548969), (230, 3394666), (253, 3086060), (460, 1697333), (506, 1543030), (1012, 771515), (1265, 617212), (2530, 308606), (5060, 154303)]