696667180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{479}}^1\times {\mathrm{601}}^1$

素因数の和:1111

約数の個数: 72

約数和(自身を含む): 1614130560

約数和(自身を除く): 917463380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 479, 484, 601, 605, 958, 1202, 1210, 1916, 2395, 2404, 2420, 3005, 4790, 5269, 6010, 6611, 9580, 10538, 12020, 13222, 21076, 26345, 26444, 33055, 52690, 57959, 66110, 72721, 105380, 115918, 132220, 145442, 231836, 287879, 289795, 290884, 363605, 575758, 579590, 727210, 1151516, 1159180, 1439395, 1454420, 2878790, 3166669, 5757580, 6333338, 12666676, 15833345, 31666690, 34833359, 63333380, 69666718, 139333436, 174166795, 348333590, 696667180]

約数ペア:

[(1, 696667180), (2, 348333590), (4, 174166795), (5, 139333436), (10, 69666718), (11, 63333380), (20, 34833359), (22, 31666690), (44, 15833345), (55, 12666676), (110, 6333338), (121, 5757580), (220, 3166669), (242, 2878790), (479, 1454420), (484, 1439395), (601, 1159180), (605, 1151516), (958, 727210), (1202, 579590), (1210, 575758), (1916, 363605), (2395, 290884), (2404, 289795), (2420, 287879), (3005, 231836), (4790, 145442), (5269, 132220), (6010, 115918), (6611, 105380), (9580, 72721), (10538, 66110), (12020, 57959), (13222, 52690), (21076, 33055), (26345, 26444)]