4421260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 9779616

約数和(自身を除く): 5358356

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 97, 106, 172, 194, 212, 215, 265, 388, 430, 485, 530, 860, 970, 1060, 1940, 2279, 4171, 4558, 5141, 8342, 9116, 10282, 11395, 16684, 20564, 20855, 22790, 25705, 41710, 45580, 51410, 83420, 102820, 221063, 442126, 884252, 1105315, 2210630, 4421260]

約数ペア:

[(1, 4421260), (2, 2210630), (4, 1105315), (5, 884252), (10, 442126), (20, 221063), (43, 102820), (53, 83420), (86, 51410), (97, 45580), (106, 41710), (172, 25705), (194, 22790), (212, 20855), (215, 20564), (265, 16684), (388, 11395), (430, 10282), (485, 9116), (530, 8342), (860, 5141), (970, 4558), (1060, 4171), (1940, 2279)]