290369666

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1\times {\mathrm{443}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 470568960

約数和(自身を除く): 180199294

約数列:

[1, 2, 19, 38, 47, 94, 367, 443, 734, 886, 893, 1786, 6973, 8417, 13946, 16834, 17249, 20821, 34498, 41642, 162581, 325162, 327731, 395599, 655462, 791198, 3089039, 6178078, 7641307, 15282614, 145184833, 290369666]

約数ペア:

[(1, 290369666), (2, 145184833), (19, 15282614), (38, 7641307), (47, 6178078), (94, 3089039), (367, 791198), (443, 655462), (734, 395599), (886, 327731), (893, 325162), (1786, 162581), (6973, 41642), (8417, 34498), (13946, 20821), (16834, 17249)]