618202340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{45523}}^1$

素因数の和:45636

約数の個数: 48

約数和(自身を含む): 1499014272

約数和(自身を除く): 880811932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 6790, 13580, 45523, 91046, 182092, 227615, 318661, 455230, 637322, 910460, 1274644, 1593305, 3186610, 4415731, 6373220, 8831462, 17662924, 22078655, 30910117, 44157310, 61820234, 88314620, 123640468, 154550585, 309101170, 618202340]

約数ペア:

[(1, 618202340), (2, 309101170), (4, 154550585), (5, 123640468), (7, 88314620), (10, 61820234), (14, 44157310), (20, 30910117), (28, 22078655), (35, 17662924), (70, 8831462), (97, 6373220), (140, 4415731), (194, 3186610), (388, 1593305), (485, 1274644), (679, 910460), (970, 637322), (1358, 455230), (1940, 318661), (2716, 227615), (3395, 182092), (6790, 91046), (13580, 45523)]