15523520

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:505

約数の個数: 56

約数和(自身を含む): 37338000

約数和(自身を除く): 21814480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 349, 556, 695, 698, 1112, 1390, 1396, 1745, 2224, 2780, 2792, 3490, 4448, 5560, 5584, 6980, 8896, 11120, 11168, 13960, 22240, 22336, 27920, 44480, 48511, 55840, 97022, 111680, 194044, 242555, 388088, 485110, 776176, 970220, 1552352, 1940440, 3104704, 3880880, 7761760, 15523520]

約数ペア:

[(1, 15523520), (2, 7761760), (4, 3880880), (5, 3104704), (8, 1940440), (10, 1552352), (16, 970220), (20, 776176), (32, 485110), (40, 388088), (64, 242555), (80, 194044), (139, 111680), (160, 97022), (278, 55840), (320, 48511), (349, 44480), (556, 27920), (695, 22336), (698, 22240), (1112, 13960), (1390, 11168), (1396, 11120), (1745, 8896), (2224, 6980), (2780, 5584), (2792, 5560), (3490, 4448)]