685636140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1632467}}^1$

素因数の和:1632486

約数の個数: 48

約数和(自身を含む): 2194036992

約数和(自身を除く): 1508400852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1632467, 3264934, 4897401, 6529868, 8162335, 9794802, 11427269, 16324670, 19589604, 22854538, 24487005, 32649340, 34281807, 45709076, 48974010, 57136345, 68563614, 97948020, 114272690, 137127228, 171409035, 228545380, 342818070, 685636140]

約数ペア:

[(1, 685636140), (2, 342818070), (3, 228545380), (4, 171409035), (5, 137127228), (6, 114272690), (7, 97948020), (10, 68563614), (12, 57136345), (14, 48974010), (15, 45709076), (20, 34281807), (21, 32649340), (28, 24487005), (30, 22854538), (35, 19589604), (42, 16324670), (60, 11427269), (70, 9794802), (84, 8162335), (105, 6529868), (140, 4897401), (210, 3264934), (420, 1632467)]