2020656

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 80

約数和(自身を含む): 5892480

約数和(自身を除く): 3871824

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 43, 44, 48, 66, 86, 88, 89, 129, 132, 172, 176, 178, 258, 264, 267, 344, 356, 473, 516, 528, 534, 688, 712, 946, 979, 1032, 1068, 1419, 1424, 1892, 1958, 2064, 2136, 2838, 2937, 3784, 3827, 3916, 4272, 5676, 5874, 7568, 7654, 7832, 11352, 11481, 11748, 15308, 15664, 22704, 22962, 23496, 30616, 42097, 45924, 46992, 61232, 84194, 91848, 126291, 168388, 183696, 252582, 336776, 505164, 673552, 1010328, 2020656]

約数ペア:

[(1, 2020656), (2, 1010328), (3, 673552), (4, 505164), (6, 336776), (8, 252582), (11, 183696), (12, 168388), (16, 126291), (22, 91848), (24, 84194), (33, 61232), (43, 46992), (44, 45924), (48, 42097), (66, 30616), (86, 23496), (88, 22962), (89, 22704), (129, 15664), (132, 15308), (172, 11748), (176, 11481), (178, 11352), (258, 7832), (264, 7654), (267, 7568), (344, 5874), (356, 5676), (473, 4272), (516, 3916), (528, 3827), (534, 3784), (688, 2937), (712, 2838), (946, 2136), (979, 2064), (1032, 1958), (1068, 1892), (1419, 1424)]