1640883472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1019}}^1\times {\mathrm{5297}}^1$

素因数の和:6343

約数の個数: 40

約数和(自身を含む): 3350455200

約数和(自身を除く): 1709571728

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1019, 2038, 4076, 5297, 8152, 10594, 16304, 19361, 21188, 38722, 42376, 77444, 84752, 100643, 154888, 201286, 309776, 402572, 805144, 1610288, 5397643, 10795286, 21590572, 43181144, 86362288, 102555217, 205110434, 410220868, 820441736, 1640883472]

約数ペア:

[(1, 1640883472), (2, 820441736), (4, 410220868), (8, 205110434), (16, 102555217), (19, 86362288), (38, 43181144), (76, 21590572), (152, 10795286), (304, 5397643), (1019, 1610288), (2038, 805144), (4076, 402572), (5297, 309776), (8152, 201286), (10594, 154888), (16304, 100643), (19361, 84752), (21188, 77444), (38722, 42376)]