12908340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71713}}^1$

素因数の和:71728

約数の個数: 36

約数和(自身を含む): 39155844

約数和(自身を除く): 26247504

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 71713, 143426, 215139, 286852, 358565, 430278, 645417, 717130, 860556, 1075695, 1290834, 1434260, 2151390, 2581668, 3227085, 4302780, 6454170, 12908340]

約数ペア:

[(1, 12908340), (2, 6454170), (3, 4302780), (4, 3227085), (5, 2581668), (6, 2151390), (9, 1434260), (10, 1290834), (12, 1075695), (15, 860556), (18, 717130), (20, 645417), (30, 430278), (36, 358565), (45, 286852), (60, 215139), (90, 143426), (180, 71713)]