159898780

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{19081}}^1$

素因数の和:19509

約数の個数: 24

約数和(自身を含む): 336606480

約数和(自身を除く): 176707700

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 19081, 38162, 76324, 95405, 190810, 381620, 7994939, 15989878, 31979756, 39974695, 79949390, 159898780]

約数ペア:

[(1, 159898780), (2, 79949390), (4, 39974695), (5, 31979756), (10, 15989878), (20, 7994939), (419, 381620), (838, 190810), (1676, 95405), (2095, 76324), (4190, 38162), (8380, 19081)]