571878320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{549883}}^1$

素因数の和:549909

約数の個数: 40

約数和(自身を含む): 1431897936

約数和(自身を除く): 860019616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 549883, 1099766, 2199532, 2749415, 4399064, 5498830, 7148479, 8798128, 10997660, 14296958, 21995320, 28593916, 35742395, 43990640, 57187832, 71484790, 114375664, 142969580, 285939160, 571878320]

約数ペア:

[(1, 571878320), (2, 285939160), (4, 142969580), (5, 114375664), (8, 71484790), (10, 57187832), (13, 43990640), (16, 35742395), (20, 28593916), (26, 21995320), (40, 14296958), (52, 10997660), (65, 8798128), (80, 7148479), (104, 5498830), (130, 4399064), (208, 2749415), (260, 2199532), (520, 1099766), (1040, 549883)]