28633990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:973

約数の個数: 64

約数和(自身を含む): 65899008

約数和(自身を除く): 37265018

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 41, 55, 70, 77, 82, 110, 154, 205, 287, 385, 410, 451, 574, 770, 902, 907, 1435, 1814, 2255, 2870, 3157, 4510, 4535, 6314, 6349, 9070, 9977, 12698, 15785, 19954, 31570, 31745, 37187, 49885, 63490, 69839, 74374, 99770, 139678, 185935, 260309, 349195, 371870, 409057, 520618, 698390, 818114, 1301545, 2045285, 2603090, 2863399, 4090570, 5726798, 14316995, 28633990]

約数ペア:

[(1, 28633990), (2, 14316995), (5, 5726798), (7, 4090570), (10, 2863399), (11, 2603090), (14, 2045285), (22, 1301545), (35, 818114), (41, 698390), (55, 520618), (70, 409057), (77, 371870), (82, 349195), (110, 260309), (154, 185935), (205, 139678), (287, 99770), (385, 74374), (410, 69839), (451, 63490), (574, 49885), (770, 37187), (902, 31745), (907, 31570), (1435, 19954), (1814, 15785), (2255, 12698), (2870, 9977), (3157, 9070), (4510, 6349), (4535, 6314)]