28661870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1319}}^1$

素因数の和:1420

約数の個数: 32

約数和(自身を含む): 53887680

約数和(自身を除く): 25225810

約数列:

[1, 2, 5, 10, 41, 53, 82, 106, 205, 265, 410, 530, 1319, 2173, 2638, 4346, 6595, 10865, 13190, 21730, 54079, 69907, 108158, 139814, 270395, 349535, 540790, 699070, 2866187, 5732374, 14330935, 28661870]

約数ペア:

[(1, 28661870), (2, 14330935), (5, 5732374), (10, 2866187), (41, 699070), (53, 540790), (82, 349535), (106, 270395), (205, 139814), (265, 108158), (410, 69907), (530, 54079), (1319, 21730), (2173, 13190), (2638, 10865), (4346, 6595)]