20179110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:637

約数の個数: 64

約数和(自身を含む): 55706112

約数和(自身を除く): 35527002

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 307, 313, 614, 626, 921, 939, 1535, 1565, 1842, 1878, 2149, 2191, 3070, 3130, 4298, 4382, 4605, 4695, 6447, 6573, 9210, 9390, 10745, 10955, 12894, 13146, 21490, 21910, 32235, 32865, 64470, 65730, 96091, 192182, 288273, 480455, 576546, 672637, 960910, 1345274, 1441365, 2017911, 2882730, 3363185, 4035822, 6726370, 10089555, 20179110]

約数ペア:

[(1, 20179110), (2, 10089555), (3, 6726370), (5, 4035822), (6, 3363185), (7, 2882730), (10, 2017911), (14, 1441365), (15, 1345274), (21, 960910), (30, 672637), (35, 576546), (42, 480455), (70, 288273), (105, 192182), (210, 96091), (307, 65730), (313, 64470), (614, 32865), (626, 32235), (921, 21910), (939, 21490), (1535, 13146), (1565, 12894), (1842, 10955), (1878, 10745), (2149, 9390), (2191, 9210), (3070, 6573), (3130, 6447), (4298, 4695), (4382, 4605)]