2078387660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1\times {\mathrm{8089}}^1$

素因数の和:8570

約数の個数: 48

約数和(自身を含む): 4525869600

約数和(自身を除く): 2447481940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 443, 580, 886, 1772, 2215, 4430, 8089, 8860, 12847, 16178, 25694, 32356, 40445, 51388, 64235, 80890, 128470, 161780, 234581, 256940, 469162, 938324, 1172905, 2345810, 3583427, 4691620, 7166854, 14333708, 17917135, 35834270, 71668540, 103919383, 207838766, 415677532, 519596915, 1039193830, 2078387660]

約数ペア:

[(1, 2078387660), (2, 1039193830), (4, 519596915), (5, 415677532), (10, 207838766), (20, 103919383), (29, 71668540), (58, 35834270), (116, 17917135), (145, 14333708), (290, 7166854), (443, 4691620), (580, 3583427), (886, 2345810), (1772, 1172905), (2215, 938324), (4430, 469162), (8089, 256940), (8860, 234581), (12847, 161780), (16178, 128470), (25694, 80890), (32356, 64235), (40445, 51388)]