30027580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3329}}^1$

素因数の和:3390

約数の個数: 48

約数和(自身を含む): 70489440

約数和(自身を除く): 40461860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 3329, 4510, 6658, 9020, 13316, 16645, 33290, 36619, 66580, 73238, 136489, 146476, 183095, 272978, 366190, 545956, 682445, 732380, 1364890, 1501379, 2729780, 3002758, 6005516, 7506895, 15013790, 30027580]

約数ペア:

[(1, 30027580), (2, 15013790), (4, 7506895), (5, 6005516), (10, 3002758), (11, 2729780), (20, 1501379), (22, 1364890), (41, 732380), (44, 682445), (55, 545956), (82, 366190), (110, 272978), (164, 183095), (205, 146476), (220, 136489), (410, 73238), (451, 66580), (820, 36619), (902, 33290), (1804, 16645), (2255, 13316), (3329, 9020), (4510, 6658)]