19335320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{503}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 45042480

約数和(自身を除く): 25707160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 503, 620, 961, 1006, 1240, 1922, 2012, 2515, 3844, 4024, 4805, 5030, 7688, 9610, 10060, 15593, 19220, 20120, 31186, 38440, 62372, 77965, 124744, 155930, 311860, 483383, 623720, 966766, 1933532, 2416915, 3867064, 4833830, 9667660, 19335320]

約数ペア:

[(1, 19335320), (2, 9667660), (4, 4833830), (5, 3867064), (8, 2416915), (10, 1933532), (20, 966766), (31, 623720), (40, 483383), (62, 311860), (124, 155930), (155, 124744), (248, 77965), (310, 62372), (503, 38440), (620, 31186), (961, 20120), (1006, 19220), (1240, 15593), (1922, 10060), (2012, 9610), (2515, 7688), (3844, 5030), (4024, 4805)]