7429540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 16365888

約数和(自身を除く): 8936348

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 106, 163, 172, 212, 215, 265, 326, 430, 530, 652, 815, 860, 1060, 1630, 2279, 3260, 4558, 7009, 8639, 9116, 11395, 14018, 17278, 22790, 28036, 34556, 35045, 43195, 45580, 70090, 86390, 140180, 172780, 371477, 742954, 1485908, 1857385, 3714770, 7429540]

約数ペア:

[(1, 7429540), (2, 3714770), (4, 1857385), (5, 1485908), (10, 742954), (20, 371477), (43, 172780), (53, 140180), (86, 86390), (106, 70090), (163, 45580), (172, 43195), (212, 35045), (215, 34556), (265, 28036), (326, 22790), (430, 17278), (530, 14018), (652, 11395), (815, 9116), (860, 8639), (1060, 7009), (1630, 4558), (2279, 3260)]