268019660

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1\times {\mathrm{479}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 571656960

約数和(自身を除く): 303637300

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 277, 404, 479, 505, 554, 958, 1010, 1108, 1385, 1916, 2020, 2395, 2770, 4790, 5540, 9580, 27977, 48379, 55954, 96758, 111908, 132683, 139885, 193516, 241895, 265366, 279770, 483790, 530732, 559540, 663415, 967580, 1326830, 2653660, 13400983, 26801966, 53603932, 67004915, 134009830, 268019660]

約数ペア:

[(1, 268019660), (2, 134009830), (4, 67004915), (5, 53603932), (10, 26801966), (20, 13400983), (101, 2653660), (202, 1326830), (277, 967580), (404, 663415), (479, 559540), (505, 530732), (554, 483790), (958, 279770), (1010, 265366), (1108, 241895), (1385, 193516), (1916, 139885), (2020, 132683), (2395, 111908), (2770, 96758), (4790, 55954), (5540, 48379), (9580, 27977)]