169301720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{604649}}^1$

素因数の和:604667

約数の個数: 32

約数和(自身を含む): 435348000

約数和(自身を除く): 266046280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 604649, 1209298, 2418596, 3023245, 4232543, 4837192, 6046490, 8465086, 12092980, 16930172, 21162715, 24185960, 33860344, 42325430, 84650860, 169301720]

約数ペア:

[(1, 169301720), (2, 84650860), (4, 42325430), (5, 33860344), (7, 24185960), (8, 21162715), (10, 16930172), (14, 12092980), (20, 8465086), (28, 6046490), (35, 4837192), (40, 4232543), (56, 3023245), (70, 2418596), (140, 1209298), (280, 604649)]