283711280

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{21757}}^1$

素因数の和:21933

約数の個数: 40

約数和(自身を含む): 663706032

約数和(自身を除く): 379994752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 13040, 21757, 43514, 87028, 108785, 174056, 217570, 348112, 435140, 870280, 1740560, 3546391, 7092782, 14185564, 17731955, 28371128, 35463910, 56742256, 70927820, 141855640, 283711280]

約数ペア:

[(1, 283711280), (2, 141855640), (4, 70927820), (5, 56742256), (8, 35463910), (10, 28371128), (16, 17731955), (20, 14185564), (40, 7092782), (80, 3546391), (163, 1740560), (326, 870280), (652, 435140), (815, 348112), (1304, 217570), (1630, 174056), (2608, 108785), (3260, 87028), (6520, 43514), (13040, 21757)]