2641588120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{36107}}^1$

素因数の和:36208

約数の個数: 64

約数和(自身を含む): 6239462400

約数和(自身を除く): 3597874280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 472, 590, 620, 1180, 1240, 1829, 2360, 3658, 7316, 9145, 14632, 18290, 36107, 36580, 72214, 73160, 144428, 180535, 288856, 361070, 722140, 1119317, 1444280, 2130313, 2238634, 4260626, 4477268, 5596585, 8521252, 8954536, 10651565, 11193170, 17042504, 21303130, 22386340, 42606260, 44772680, 66039703, 85212520, 132079406, 264158812, 330198515, 528317624, 660397030, 1320794060, 2641588120]

約数ペア:

[(1, 2641588120), (2, 1320794060), (4, 660397030), (5, 528317624), (8, 330198515), (10, 264158812), (20, 132079406), (31, 85212520), (40, 66039703), (59, 44772680), (62, 42606260), (118, 22386340), (124, 21303130), (155, 17042504), (236, 11193170), (248, 10651565), (295, 8954536), (310, 8521252), (472, 5596585), (590, 4477268), (620, 4260626), (1180, 2238634), (1240, 2130313), (1829, 1444280), (2360, 1119317), (3658, 722140), (7316, 361070), (9145, 288856), (14632, 180535), (18290, 144428), (36107, 73160), (36580, 72214)]