30787620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3917}}^1$

素因数の和:4060

約数の個数: 48

約数和(自身を含む): 86885568

約数和(自身を除く): 56097948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3917, 3930, 7834, 7860, 11751, 15668, 19585, 23502, 39170, 47004, 58755, 78340, 117510, 235020, 513127, 1026254, 1539381, 2052508, 2565635, 3078762, 5131270, 6157524, 7696905, 10262540, 15393810, 30787620]

約数ペア:

[(1, 30787620), (2, 15393810), (3, 10262540), (4, 7696905), (5, 6157524), (6, 5131270), (10, 3078762), (12, 2565635), (15, 2052508), (20, 1539381), (30, 1026254), (60, 513127), (131, 235020), (262, 117510), (393, 78340), (524, 58755), (655, 47004), (786, 39170), (1310, 23502), (1572, 19585), (1965, 15668), (2620, 11751), (3917, 7860), (3930, 7834)]