30860520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257171}}^1$

素因数の和:257185

約数の個数: 32

約数和(自身を含む): 92581920

約数和(自身を除く): 61721400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257171, 514342, 771513, 1028684, 1285855, 1543026, 2057368, 2571710, 3086052, 3857565, 5143420, 6172104, 7715130, 10286840, 15430260, 30860520]

約数ペア:

[(1, 30860520), (2, 15430260), (3, 10286840), (4, 7715130), (5, 6172104), (6, 5143420), (8, 3857565), (10, 3086052), (12, 2571710), (15, 2057368), (20, 1543026), (24, 1285855), (30, 1028684), (40, 771513), (60, 514342), (120, 257171)]