1283371160

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{48539}}^1$

素因数の和:49211

約数の個数: 32

約数和(自身を含む): 2892013200

約数和(自身を除く): 1608642040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 5288, 6610, 13220, 26440, 48539, 97078, 194156, 242695, 388312, 485390, 970780, 1941560, 32084279, 64168558, 128337116, 160421395, 256674232, 320842790, 641685580, 1283371160]

約数ペア:

[(1, 1283371160), (2, 641685580), (4, 320842790), (5, 256674232), (8, 160421395), (10, 128337116), (20, 64168558), (40, 32084279), (661, 1941560), (1322, 970780), (2644, 485390), (3305, 388312), (5288, 242695), (6610, 194156), (13220, 97078), (26440, 48539)]