1793983990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{1237}}^1$

素因数の和:1729

約数の個数: 64

約数和(自身を含む): 3610008000

約数和(自身を除く): 1816024010

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 449, 646, 898, 1237, 1615, 2245, 2474, 3230, 4490, 6185, 7633, 8531, 12370, 15266, 17062, 21029, 23503, 38165, 42058, 42655, 47006, 76330, 85310, 105145, 117515, 145027, 210290, 235030, 290054, 399551, 555413, 725135, 799102, 1110826, 1450270, 1997755, 2777065, 3995510, 5554130, 9442021, 10552847, 18884042, 21105694, 47210105, 52764235, 94420210, 105528470, 179398399, 358796798, 896991995, 1793983990]

約数ペア:

[(1, 1793983990), (2, 896991995), (5, 358796798), (10, 179398399), (17, 105528470), (19, 94420210), (34, 52764235), (38, 47210105), (85, 21105694), (95, 18884042), (170, 10552847), (190, 9442021), (323, 5554130), (449, 3995510), (646, 2777065), (898, 1997755), (1237, 1450270), (1615, 1110826), (2245, 799102), (2474, 725135), (3230, 555413), (4490, 399551), (6185, 290054), (7633, 235030), (8531, 210290), (12370, 145027), (15266, 117515), (17062, 105145), (21029, 85310), (23503, 76330), (38165, 47006), (42058, 42655)]