4210780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1583}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 10644480

約数和(自身を除く): 6433700

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, 1583, 2660, 3166, 6332, 7915, 11081, 15830, 22162, 30077, 31660, 44324, 55405, 60154, 110810, 120308, 150385, 210539, 221620, 300770, 421078, 601540, 842156, 1052695, 2105390, 4210780]

約数ペア:

[(1, 4210780), (2, 2105390), (4, 1052695), (5, 842156), (7, 601540), (10, 421078), (14, 300770), (19, 221620), (20, 210539), (28, 150385), (35, 120308), (38, 110810), (70, 60154), (76, 55405), (95, 44324), (133, 31660), (140, 30077), (190, 22162), (266, 15830), (380, 11081), (532, 7915), (665, 6332), (1330, 3166), (1583, 2660)]