8355320

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2347}}^1$

素因数の和:2447

約数の個数: 32

約数和(自身を含む): 19018800

約数和(自身を除く): 10663480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2347, 3560, 4694, 9388, 11735, 18776, 23470, 46940, 93880, 208883, 417766, 835532, 1044415, 1671064, 2088830, 4177660, 8355320]

約数ペア:

[(1, 8355320), (2, 4177660), (4, 2088830), (5, 1671064), (8, 1044415), (10, 835532), (20, 417766), (40, 208883), (89, 93880), (178, 46940), (356, 23470), (445, 18776), (712, 11735), (890, 9388), (1780, 4694), (2347, 3560)]