839657260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1193}}^1\times {\mathrm{2707}}^1$

素因数の和:3922

約数の個数: 48

約数和(自身を含む): 1901210976

約数和(自身を除く): 1061553716

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1193, 2386, 2707, 4772, 5414, 5965, 10828, 11930, 13535, 15509, 23860, 27070, 31018, 35191, 54140, 62036, 70382, 77545, 140764, 155090, 175955, 310180, 351910, 703820, 3229451, 6458902, 12917804, 16147255, 32294510, 41982863, 64589020, 83965726, 167931452, 209914315, 419828630, 839657260]

約数ペア:

[(1, 839657260), (2, 419828630), (4, 209914315), (5, 167931452), (10, 83965726), (13, 64589020), (20, 41982863), (26, 32294510), (52, 16147255), (65, 12917804), (130, 6458902), (260, 3229451), (1193, 703820), (2386, 351910), (2707, 310180), (4772, 175955), (5414, 155090), (5965, 140764), (10828, 77545), (11930, 70382), (13535, 62036), (15509, 54140), (23860, 35191), (27070, 31018)]