57647980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{221723}}^1$

素因数の和:221745

約数の個数: 24

約数和(自身を含む): 130373712

約数和(自身を除く): 72725732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 221723, 443446, 886892, 1108615, 2217230, 2882399, 4434460, 5764798, 11529596, 14411995, 28823990, 57647980]

約数ペア:

[(1, 57647980), (2, 28823990), (4, 14411995), (5, 11529596), (10, 5764798), (13, 4434460), (20, 2882399), (26, 2217230), (52, 1108615), (65, 886892), (130, 443446), (260, 221723)]