16762840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7907}}^1$

素因数の和:7971

約数の個数: 32

約数和(自身を含む): 38432880

約数和(自身を除く): 21670040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 7907, 15814, 31628, 39535, 63256, 79070, 158140, 316280, 419071, 838142, 1676284, 2095355, 3352568, 4190710, 8381420, 16762840]

約数ペア:

[(1, 16762840), (2, 8381420), (4, 4190710), (5, 3352568), (8, 2095355), (10, 1676284), (20, 838142), (40, 419071), (53, 316280), (106, 158140), (212, 79070), (265, 63256), (424, 39535), (530, 31628), (1060, 15814), (2120, 7907)]