2017797880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{74293}}^1$

素因数の和:74408

約数の個数: 64

約数和(自身を含む): 5242184640

約数和(自身を除く): 3224386760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1358, 1940, 2716, 3395, 3880, 5432, 6790, 13580, 27160, 74293, 148586, 297172, 371465, 520051, 594344, 742930, 1040102, 1485860, 2080204, 2600255, 2971720, 4160408, 5200510, 7206421, 10401020, 14412842, 20802040, 28825684, 36032105, 50444947, 57651368, 72064210, 100889894, 144128420, 201779788, 252224735, 288256840, 403559576, 504449470, 1008898940, 2017797880]

約数ペア:

[(1, 2017797880), (2, 1008898940), (4, 504449470), (5, 403559576), (7, 288256840), (8, 252224735), (10, 201779788), (14, 144128420), (20, 100889894), (28, 72064210), (35, 57651368), (40, 50444947), (56, 36032105), (70, 28825684), (97, 20802040), (140, 14412842), (194, 10401020), (280, 7206421), (388, 5200510), (485, 4160408), (679, 2971720), (776, 2600255), (970, 2080204), (1358, 1485860), (1940, 1040102), (2716, 742930), (3395, 594344), (3880, 520051), (5432, 371465), (6790, 297172), (13580, 148586), (27160, 74293)]