38368840

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1907}}^1$

素因数の和:2421

約数の個数: 32

約数和(自身を含む): 86546880

約数和(自身を除く): 48178040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 1907, 2012, 2515, 3814, 4024, 5030, 7628, 9535, 10060, 15256, 19070, 20120, 38140, 76280, 959221, 1918442, 3836884, 4796105, 7673768, 9592210, 19184420, 38368840]

約数ペア:

[(1, 38368840), (2, 19184420), (4, 9592210), (5, 7673768), (8, 4796105), (10, 3836884), (20, 1918442), (40, 959221), (503, 76280), (1006, 38140), (1907, 20120), (2012, 19070), (2515, 15256), (3814, 10060), (4024, 9535), (5030, 7628)]