19689060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 39581340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 97, 102, 170, 194, 199, 204, 255, 291, 340, 388, 398, 485, 510, 582, 597, 796, 970, 995, 1020, 1164, 1194, 1455, 1649, 1940, 1990, 2388, 2910, 2985, 3298, 3383, 3980, 4947, 5820, 5970, 6596, 6766, 8245, 9894, 10149, 11940, 13532, 16490, 16915, 19303, 19788, 20298, 24735, 32980, 33830, 38606, 40596, 49470, 50745, 57909, 67660, 77212, 96515, 98940, 101490, 115818, 193030, 202980, 231636, 289545, 328151, 386060, 579090, 656302, 984453, 1158180, 1312604, 1640755, 1968906, 3281510, 3937812, 4922265, 6563020, 9844530, 19689060]

約数ペア:

[(1, 19689060), (2, 9844530), (3, 6563020), (4, 4922265), (5, 3937812), (6, 3281510), (10, 1968906), (12, 1640755), (15, 1312604), (17, 1158180), (20, 984453), (30, 656302), (34, 579090), (51, 386060), (60, 328151), (68, 289545), (85, 231636), (97, 202980), (102, 193030), (170, 115818), (194, 101490), (199, 98940), (204, 96515), (255, 77212), (291, 67660), (340, 57909), (388, 50745), (398, 49470), (485, 40596), (510, 38606), (582, 33830), (597, 32980), (796, 24735), (970, 20298), (995, 19788), (1020, 19303), (1164, 16915), (1194, 16490), (1455, 13532), (1649, 11940), (1940, 10149), (1990, 9894), (2388, 8245), (2910, 6766), (2985, 6596), (3298, 5970), (3383, 5820), (3980, 4947)]