2170870864

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:620

約数の個数: 80

約数和(自身を含む): 4440340800

約数和(自身を除く): 2269469936

約数列:

[1, 2, 4, 8, 16, 29, 58, 97, 116, 139, 194, 232, 278, 347, 388, 464, 556, 694, 776, 1112, 1388, 1552, 2224, 2776, 2813, 4031, 5552, 5626, 8062, 10063, 11252, 13483, 16124, 20126, 22504, 26966, 32248, 33659, 40252, 45008, 48233, 53932, 64496, 67318, 80504, 96466, 107864, 134636, 161008, 192932, 215728, 269272, 385864, 391007, 538544, 771728, 782014, 976111, 1398757, 1564028, 1952222, 2797514, 3128056, 3904444, 4678601, 5595028, 6256112, 7808888, 9357202, 11190056, 15617776, 18714404, 22380112, 37428808, 74857616, 135679429, 271358858, 542717716, 1085435432, 2170870864]

約数ペア:

[(1, 2170870864), (2, 1085435432), (4, 542717716), (8, 271358858), (16, 135679429), (29, 74857616), (58, 37428808), (97, 22380112), (116, 18714404), (139, 15617776), (194, 11190056), (232, 9357202), (278, 7808888), (347, 6256112), (388, 5595028), (464, 4678601), (556, 3904444), (694, 3128056), (776, 2797514), (1112, 1952222), (1388, 1564028), (1552, 1398757), (2224, 976111), (2776, 782014), (2813, 771728), (4031, 538544), (5552, 391007), (5626, 385864), (8062, 269272), (10063, 215728), (11252, 192932), (13483, 161008), (16124, 134636), (20126, 107864), (22504, 96466), (26966, 80504), (32248, 67318), (33659, 64496), (40252, 53932), (45008, 48233)]