20125776

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{811}}^1$

素因数の和:880

約数の個数: 80

約数和(自身を含む): 57996288

約数和(自身を除く): 37870512

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 47, 48, 66, 88, 94, 132, 141, 176, 188, 264, 282, 376, 517, 528, 564, 752, 811, 1034, 1128, 1551, 1622, 2068, 2256, 2433, 3102, 3244, 4136, 4866, 6204, 6488, 8272, 8921, 9732, 12408, 12976, 17842, 19464, 24816, 26763, 35684, 38117, 38928, 53526, 71368, 76234, 107052, 114351, 142736, 152468, 214104, 228702, 304936, 419287, 428208, 457404, 609872, 838574, 914808, 1257861, 1677148, 1829616, 2515722, 3354296, 5031444, 6708592, 10062888, 20125776]

約数ペア:

[(1, 20125776), (2, 10062888), (3, 6708592), (4, 5031444), (6, 3354296), (8, 2515722), (11, 1829616), (12, 1677148), (16, 1257861), (22, 914808), (24, 838574), (33, 609872), (44, 457404), (47, 428208), (48, 419287), (66, 304936), (88, 228702), (94, 214104), (132, 152468), (141, 142736), (176, 114351), (188, 107052), (264, 76234), (282, 71368), (376, 53526), (517, 38928), (528, 38117), (564, 35684), (752, 26763), (811, 24816), (1034, 19464), (1128, 17842), (1551, 12976), (1622, 12408), (2068, 9732), (2256, 8921), (2433, 8272), (3102, 6488), (3244, 6204), (4136, 4866)]