4285640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5639}}^1$

素因数の和:5669

約数の個数: 32

約数和(自身を含む): 10152000

約数和(自身を除く): 5866360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 5639, 11278, 22556, 28195, 45112, 56390, 107141, 112780, 214282, 225560, 428564, 535705, 857128, 1071410, 2142820, 4285640]

約数ペア:

[(1, 4285640), (2, 2142820), (4, 1071410), (5, 857128), (8, 535705), (10, 428564), (19, 225560), (20, 214282), (38, 112780), (40, 107141), (76, 56390), (95, 45112), (152, 28195), (190, 22556), (380, 11278), (760, 5639)]