2009747130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{78721}}^1$

素因数の和:78791

約数の個数: 64

約数和(自身を含む): 5169201408

約数和(自身を除く): 3159454278

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 37, 46, 69, 74, 111, 115, 138, 185, 222, 230, 345, 370, 555, 690, 851, 1110, 1702, 2553, 4255, 5106, 8510, 12765, 25530, 78721, 157442, 236163, 393605, 472326, 787210, 1180815, 1810583, 2361630, 2912677, 3621166, 5431749, 5825354, 8738031, 9052915, 10863498, 14563385, 17476062, 18105830, 27158745, 29126770, 43690155, 54317490, 66991571, 87380310, 133983142, 200974713, 334957855, 401949426, 669915710, 1004873565, 2009747130]

約数ペア:

[(1, 2009747130), (2, 1004873565), (3, 669915710), (5, 401949426), (6, 334957855), (10, 200974713), (15, 133983142), (23, 87380310), (30, 66991571), (37, 54317490), (46, 43690155), (69, 29126770), (74, 27158745), (111, 18105830), (115, 17476062), (138, 14563385), (185, 10863498), (222, 9052915), (230, 8738031), (345, 5825354), (370, 5431749), (555, 3621166), (690, 2912677), (851, 2361630), (1110, 1810583), (1702, 1180815), (2553, 787210), (4255, 472326), (5106, 393605), (8510, 236163), (12765, 157442), (25530, 78721)]