51263320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{55721}}^1$

素因数の和:55755

約数の個数: 32

約数和(自身を含む): 120359520

約数和(自身を除く): 69096200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 55721, 111442, 222884, 278605, 445768, 557210, 1114420, 1281583, 2228840, 2563166, 5126332, 6407915, 10252664, 12815830, 25631660, 51263320]

約数ペア:

[(1, 51263320), (2, 25631660), (4, 12815830), (5, 10252664), (8, 6407915), (10, 5126332), (20, 2563166), (23, 2228840), (40, 1281583), (46, 1114420), (92, 557210), (115, 445768), (184, 278605), (230, 222884), (460, 111442), (920, 55721)]