2108761840

素因数分解:

$2^4\times 5^1\times {\mathrm{233}}^1\times {\mathrm{113131}}^1$

素因数の和:113377

約数の個数: 40

約数和(自身を含む): 4923957168

約数和(自身を除く): 2815195328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 233, 466, 932, 1165, 1864, 2330, 3728, 4660, 9320, 18640, 113131, 226262, 452524, 565655, 905048, 1131310, 1810096, 2262620, 4525240, 9050480, 26359523, 52719046, 105438092, 131797615, 210876184, 263595230, 421752368, 527190460, 1054380920, 2108761840]

約数ペア:

[(1, 2108761840), (2, 1054380920), (4, 527190460), (5, 421752368), (8, 263595230), (10, 210876184), (16, 131797615), (20, 105438092), (40, 52719046), (80, 26359523), (233, 9050480), (466, 4525240), (932, 2262620), (1165, 1810096), (1864, 1131310), (2330, 905048), (3728, 565655), (4660, 452524), (9320, 226262), (18640, 113131)]