11354485840

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{357509}}^1$

素因数の和:357919

約数の個数: 40

約数和(自身を含む): 26465750280

約数和(自身を除く): 15111264440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 3176, 3970, 6352, 7940, 15880, 31760, 357509, 715018, 1430036, 1787545, 2860072, 3575090, 5720144, 7150180, 14300360, 28600720, 141931073, 283862146, 567724292, 709655365, 1135448584, 1419310730, 2270897168, 2838621460, 5677242920, 11354485840]

約数ペア:

[(1, 11354485840), (2, 5677242920), (4, 2838621460), (5, 2270897168), (8, 1419310730), (10, 1135448584), (16, 709655365), (20, 567724292), (40, 283862146), (80, 141931073), (397, 28600720), (794, 14300360), (1588, 7150180), (1985, 5720144), (3176, 3575090), (3970, 2860072), (6352, 1787545), (7940, 1430036), (15880, 715018), (31760, 357509)]