284431480

素因数分解:

$2^3\times 5^1\times {\mathrm{727}}^1\times {\mathrm{9781}}^1$

素因数の和:10519

約数の個数: 32

約数和(自身を含む): 640916640

約数和(自身を除く): 356485160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 727, 1454, 2908, 3635, 5816, 7270, 9781, 14540, 19562, 29080, 39124, 48905, 78248, 97810, 195620, 391240, 7110787, 14221574, 28443148, 35553935, 56886296, 71107870, 142215740, 284431480]

約数ペア:

[(1, 284431480), (2, 142215740), (4, 71107870), (5, 56886296), (8, 35553935), (10, 28443148), (20, 14221574), (40, 7110787), (727, 391240), (1454, 195620), (2908, 97810), (3635, 78248), (5816, 48905), (7270, 39124), (9781, 29080), (14540, 19562)]