858672380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2525507}}^1$

素因数の和:2525533

約数の個数: 24

約数和(自身を含む): 1909284048

約数和(自身を除く): 1050611668

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2525507, 5051014, 10102028, 12627535, 25255070, 42933619, 50510140, 85867238, 171734476, 214668095, 429336190, 858672380]

約数ペア:

[(1, 858672380), (2, 429336190), (4, 214668095), (5, 171734476), (10, 85867238), (17, 50510140), (20, 42933619), (34, 25255070), (68, 12627535), (85, 10102028), (170, 5051014), (340, 2525507)]