208449020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{863}}^1\times {\mathrm{929}}^1$

素因数の和:1814

約数の個数: 48

約数和(自身を含む): 472469760

約数和(自身を除く): 264020740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 863, 929, 1726, 1858, 3452, 3716, 4315, 4645, 8630, 9290, 11219, 12077, 17260, 18580, 22438, 24154, 44876, 48308, 56095, 60385, 112190, 120770, 224380, 241540, 801727, 1603454, 3206908, 4008635, 8017270, 10422451, 16034540, 20844902, 41689804, 52112255, 104224510, 208449020]

約数ペア:

[(1, 208449020), (2, 104224510), (4, 52112255), (5, 41689804), (10, 20844902), (13, 16034540), (20, 10422451), (26, 8017270), (52, 4008635), (65, 3206908), (130, 1603454), (260, 801727), (863, 241540), (929, 224380), (1726, 120770), (1858, 112190), (3452, 60385), (3716, 56095), (4315, 48308), (4645, 44876), (8630, 24154), (9290, 22438), (11219, 18580), (12077, 17260)]