1337659820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{6469}}^1$

素因数の和:6703

約数の個数: 72

約数和(自身を含む): 3283706160

約数和(自身を除く): 1946046340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 211, 245, 422, 490, 844, 980, 1055, 1477, 2110, 2954, 4220, 5908, 6469, 7385, 10339, 12938, 14770, 20678, 25876, 29540, 32345, 41356, 45283, 51695, 64690, 90566, 103390, 129380, 181132, 206780, 226415, 316981, 452830, 633962, 905660, 1267924, 1364959, 1584905, 2729918, 3169810, 5459836, 6339620, 6824795, 9554713, 13649590, 19109426, 27299180, 38218852, 47773565, 66882991, 95547130, 133765982, 191094260, 267531964, 334414955, 668829910, 1337659820]

約数ペア:

[(1, 1337659820), (2, 668829910), (4, 334414955), (5, 267531964), (7, 191094260), (10, 133765982), (14, 95547130), (20, 66882991), (28, 47773565), (35, 38218852), (49, 27299180), (70, 19109426), (98, 13649590), (140, 9554713), (196, 6824795), (211, 6339620), (245, 5459836), (422, 3169810), (490, 2729918), (844, 1584905), (980, 1364959), (1055, 1267924), (1477, 905660), (2110, 633962), (2954, 452830), (4220, 316981), (5908, 226415), (6469, 206780), (7385, 181132), (10339, 129380), (12938, 103390), (14770, 90566), (20678, 64690), (25876, 51695), (29540, 45283), (32345, 41356)]