1780620798

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{1361}}^1$

素因数の和:1881

約数の個数: 64

約数和(自身を含む): 3986889984

約数和(自身を除く): 2206269186

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 461, 473, 922, 946, 1361, 1383, 1419, 2722, 2766, 2838, 4083, 5071, 8166, 10142, 14971, 15213, 19823, 29942, 30426, 39646, 44913, 58523, 59469, 89826, 117046, 118938, 175569, 218053, 351138, 436106, 627421, 643753, 654159, 1254842, 1287506, 1308318, 1882263, 1931259, 3764526, 3862518, 6901631, 13803262, 20704893, 26979103, 41409786, 53958206, 80937309, 161874618, 296770133, 593540266, 890310399, 1780620798]

約数ペア:

[(1, 1780620798), (2, 890310399), (3, 593540266), (6, 296770133), (11, 161874618), (22, 80937309), (33, 53958206), (43, 41409786), (66, 26979103), (86, 20704893), (129, 13803262), (258, 6901631), (461, 3862518), (473, 3764526), (922, 1931259), (946, 1882263), (1361, 1308318), (1383, 1287506), (1419, 1254842), (2722, 654159), (2766, 643753), (2838, 627421), (4083, 436106), (5071, 351138), (8166, 218053), (10142, 175569), (14971, 118938), (15213, 117046), (19823, 89826), (29942, 59469), (30426, 58523), (39646, 44913)]