316156940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{4003}}^1$

素因数の和:4382

約数の個数: 48

約数和(自身を含む): 726485760

約数和(自身を除く): 410328820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 359, 718, 1436, 1795, 3590, 3949, 4003, 7180, 7898, 8006, 15796, 16012, 19745, 20015, 39490, 40030, 44033, 78980, 80060, 88066, 176132, 220165, 440330, 880660, 1437077, 2874154, 5748308, 7185385, 14370770, 15807847, 28741540, 31615694, 63231388, 79039235, 158078470, 316156940]

約数ペア:

[(1, 316156940), (2, 158078470), (4, 79039235), (5, 63231388), (10, 31615694), (11, 28741540), (20, 15807847), (22, 14370770), (44, 7185385), (55, 5748308), (110, 2874154), (220, 1437077), (359, 880660), (718, 440330), (1436, 220165), (1795, 176132), (3590, 88066), (3949, 80060), (4003, 78980), (7180, 44033), (7898, 40030), (8006, 39490), (15796, 20015), (16012, 19745)]