4913020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1847}}^1$

素因数の和:1882

約数の個数: 48

約数和(自身を含む): 12418560

約数和(自身を除く): 7505540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 1847, 2660, 3694, 7388, 9235, 12929, 18470, 25858, 35093, 36940, 51716, 64645, 70186, 129290, 140372, 175465, 245651, 258580, 350930, 491302, 701860, 982604, 1228255, 2456510, 4913020]

約数ペア:

[(1, 4913020), (2, 2456510), (4, 1228255), (5, 982604), (7, 701860), (10, 491302), (14, 350930), (19, 258580), (20, 245651), (28, 175465), (35, 140372), (38, 129290), (70, 70186), (76, 64645), (95, 51716), (133, 36940), (140, 35093), (190, 25858), (266, 18470), (380, 12929), (532, 9235), (665, 7388), (1330, 3694), (1847, 2660)]