8421560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1583}}^1$

素因数の和:1620

約数の個数: 64

約数和(自身を含む): 22809600

約数和(自身を除く): 14388040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 1583, 2660, 3166, 5320, 6332, 7915, 11081, 12664, 15830, 22162, 30077, 31660, 44324, 55405, 60154, 63320, 88648, 110810, 120308, 150385, 210539, 221620, 240616, 300770, 421078, 443240, 601540, 842156, 1052695, 1203080, 1684312, 2105390, 4210780, 8421560]

約数ペア:

[(1, 8421560), (2, 4210780), (4, 2105390), (5, 1684312), (7, 1203080), (8, 1052695), (10, 842156), (14, 601540), (19, 443240), (20, 421078), (28, 300770), (35, 240616), (38, 221620), (40, 210539), (56, 150385), (70, 120308), (76, 110810), (95, 88648), (133, 63320), (140, 60154), (152, 55405), (190, 44324), (266, 31660), (280, 30077), (380, 22162), (532, 15830), (665, 12664), (760, 11081), (1064, 7915), (1330, 6332), (1583, 5320), (2660, 3166)]