313624760

素因数分解:

$2^3\times 5^1\times {\mathrm{607}}^1\times {\mathrm{12917}}^1$

素因数の和:13535

約数の個数: 32

約数和(自身を含む): 706872960

約数和(自身を除く): 393248200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 607, 1214, 2428, 3035, 4856, 6070, 12140, 12917, 24280, 25834, 51668, 64585, 103336, 129170, 258340, 516680, 7840619, 15681238, 31362476, 39203095, 62724952, 78406190, 156812380, 313624760]

約数ペア:

[(1, 313624760), (2, 156812380), (4, 78406190), (5, 62724952), (8, 39203095), (10, 31362476), (20, 15681238), (40, 7840619), (607, 516680), (1214, 258340), (2428, 129170), (3035, 103336), (4856, 64585), (6070, 51668), (12140, 25834), (12917, 24280)]