2013955860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{685019}}^1$

素因数の和:685045

約数の個数: 72

約数和(自身を含む): 6559751520

約数和(自身を除く): 4545795660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 685019, 1370038, 2055057, 2740076, 3425095, 4110114, 4795133, 6850190, 8220228, 9590266, 10275285, 13700380, 14385399, 19180532, 20550570, 23975665, 28770798, 33565931, 41101140, 47951330, 57541596, 67131862, 71926995, 95902660, 100697793, 134263724, 143853990, 167829655, 201395586, 287707980, 335659310, 402791172, 503488965, 671318620, 1006977930, 2013955860]

約数ペア:

[(1, 2013955860), (2, 1006977930), (3, 671318620), (4, 503488965), (5, 402791172), (6, 335659310), (7, 287707980), (10, 201395586), (12, 167829655), (14, 143853990), (15, 134263724), (20, 100697793), (21, 95902660), (28, 71926995), (30, 67131862), (35, 57541596), (42, 47951330), (49, 41101140), (60, 33565931), (70, 28770798), (84, 23975665), (98, 20550570), (105, 19180532), (140, 14385399), (147, 13700380), (196, 10275285), (210, 9590266), (245, 8220228), (294, 6850190), (420, 4795133), (490, 4110114), (588, 3425095), (735, 2740076), (980, 2055057), (1470, 1370038), (2940, 685019)]