1680452380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:559

約数の個数: 96

約数和(自身を含む): 3805885440

約数和(自身を除く): 2125433060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 113, 170, 191, 226, 229, 340, 382, 452, 458, 565, 764, 916, 955, 1130, 1145, 1910, 1921, 2260, 2290, 3247, 3820, 3842, 3893, 4580, 6494, 7684, 7786, 9605, 12988, 15572, 16235, 19210, 19465, 21583, 25877, 32470, 38420, 38930, 43166, 43739, 51754, 64940, 77860, 86332, 87478, 103508, 107915, 129385, 174956, 215830, 218695, 258770, 366911, 431660, 437390, 439909, 517540, 733822, 743563, 874780, 879818, 1467644, 1487126, 1759636, 1834555, 2199545, 2974252, 3669110, 3717815, 4399090, 4942507, 7338220, 7435630, 8798180, 9885014, 14871260, 19770028, 24712535, 49425070, 84022619, 98850140, 168045238, 336090476, 420113095, 840226190, 1680452380]

約数ペア:

[(1, 1680452380), (2, 840226190), (4, 420113095), (5, 336090476), (10, 168045238), (17, 98850140), (20, 84022619), (34, 49425070), (68, 24712535), (85, 19770028), (113, 14871260), (170, 9885014), (191, 8798180), (226, 7435630), (229, 7338220), (340, 4942507), (382, 4399090), (452, 3717815), (458, 3669110), (565, 2974252), (764, 2199545), (916, 1834555), (955, 1759636), (1130, 1487126), (1145, 1467644), (1910, 879818), (1921, 874780), (2260, 743563), (2290, 733822), (3247, 517540), (3820, 439909), (3842, 437390), (3893, 431660), (4580, 366911), (6494, 258770), (7684, 218695), (7786, 215830), (9605, 174956), (12988, 129385), (15572, 107915), (16235, 103508), (19210, 87478), (19465, 86332), (21583, 77860), (25877, 64940), (32470, 51754), (38420, 43739), (38930, 43166)]