439643457040

素因数分解:

$2^4\times 5^1\times {\mathrm{21503}}^1\times {\mathrm{255571}}^1$

素因数の和:277087

約数の個数: 40

約数和(自身を含む): 1022222573568

約数和(自身を除く): 582579116528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 21503, 43006, 86012, 107515, 172024, 215030, 255571, 344048, 430060, 511142, 860120, 1022284, 1277855, 1720240, 2044568, 2555710, 4089136, 5111420, 10222840, 20445680, 5495543213, 10991086426, 21982172852, 27477716065, 43964345704, 54955432130, 87928691408, 109910864260, 219821728520, 439643457040]

約数ペア:

[(1, 439643457040), (2, 219821728520), (4, 109910864260), (5, 87928691408), (8, 54955432130), (10, 43964345704), (16, 27477716065), (20, 21982172852), (40, 10991086426), (80, 5495543213), (21503, 20445680), (43006, 10222840), (86012, 5111420), (107515, 4089136), (172024, 2555710), (215030, 2044568), (255571, 1720240), (344048, 1277855), (430060, 1022284), (511142, 860120)]