13948020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{77489}}^1$

素因数の和:77504

約数の個数: 36

約数和(自身を含む): 42309540

約数和(自身を除く): 28361520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 77489, 154978, 232467, 309956, 387445, 464934, 697401, 774890, 929868, 1162335, 1394802, 1549780, 2324670, 2789604, 3487005, 4649340, 6974010, 13948020]

約数ペア:

[(1, 13948020), (2, 6974010), (3, 4649340), (4, 3487005), (5, 2789604), (6, 2324670), (9, 1549780), (10, 1394802), (12, 1162335), (15, 929868), (18, 774890), (20, 697401), (30, 464934), (36, 387445), (45, 309956), (60, 232467), (90, 154978), (180, 77489)]