30728810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{438983}}^1$

素因数の和:438997

約数の個数: 16

約数和(自身を含む): 63213696

約数和(自身を除く): 32484886

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 438983, 877966, 2194915, 3072881, 4389830, 6145762, 15364405, 30728810]

約数ペア:

[(1, 30728810), (2, 15364405), (5, 6145762), (7, 4389830), (10, 3072881), (14, 2194915), (35, 877966), (70, 438983)]