2455144780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{272189}}^1$

素因数の和:272250

約数の個数: 48

約数和(自身を含む): 5761717920

約数和(自身を除く): 3306573140

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, 4510, 9020, 272189, 544378, 1088756, 1360945, 2721890, 2994079, 5443780, 5988158, 11159749, 11976316, 14970395, 22319498, 29940790, 44638996, 55798745, 59881580, 111597490, 122757239, 223194980, 245514478, 491028956, 613786195, 1227572390, 2455144780]

約数ペア:

[(1, 2455144780), (2, 1227572390), (4, 613786195), (5, 491028956), (10, 245514478), (11, 223194980), (20, 122757239), (22, 111597490), (41, 59881580), (44, 55798745), (55, 44638996), (82, 29940790), (110, 22319498), (164, 14970395), (205, 11976316), (220, 11159749), (410, 5988158), (451, 5443780), (820, 2994079), (902, 2721890), (1804, 1360945), (2255, 1088756), (4510, 544378), (9020, 272189)]