30355420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{751}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 66705408

約数和(自身を除く): 36349988

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 751, 860, 940, 1502, 2021, 3004, 3755, 4042, 7510, 8084, 10105, 15020, 20210, 32293, 35297, 40420, 64586, 70594, 129172, 141188, 161465, 176485, 322930, 352970, 645860, 705940, 1517771, 3035542, 6071084, 7588855, 15177710, 30355420]

約数ペア:

[(1, 30355420), (2, 15177710), (4, 7588855), (5, 6071084), (10, 3035542), (20, 1517771), (43, 705940), (47, 645860), (86, 352970), (94, 322930), (172, 176485), (188, 161465), (215, 141188), (235, 129172), (430, 70594), (470, 64586), (751, 40420), (860, 35297), (940, 32293), (1502, 20210), (2021, 15020), (3004, 10105), (3755, 8084), (4042, 7510)]