390817910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{76481}}^1$

素因数の和:76568

約数の個数: 32

約数和(自身を含む): 814992192

約数和(自身を除く): 424174282

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 76481, 152962, 382405, 535367, 764810, 1070734, 2676835, 5353670, 5583113, 11166226, 27915565, 39081791, 55831130, 78163582, 195408955, 390817910]

約数ペア:

[(1, 390817910), (2, 195408955), (5, 78163582), (7, 55831130), (10, 39081791), (14, 27915565), (35, 11166226), (70, 5583113), (73, 5353670), (146, 2676835), (365, 1070734), (511, 764810), (730, 535367), (1022, 382405), (2555, 152962), (5110, 76481)]