13966720

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 33843600

約数和(自身を除く): 19876880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 157, 160, 278, 314, 320, 556, 628, 640, 695, 785, 1112, 1256, 1390, 1570, 2224, 2512, 2780, 3140, 4448, 5024, 5560, 6280, 8896, 10048, 11120, 12560, 17792, 20096, 21823, 22240, 25120, 43646, 44480, 50240, 87292, 88960, 100480, 109115, 174584, 218230, 349168, 436460, 698336, 872920, 1396672, 1745840, 2793344, 3491680, 6983360, 13966720]

約数ペア:

[(1, 13966720), (2, 6983360), (4, 3491680), (5, 2793344), (8, 1745840), (10, 1396672), (16, 872920), (20, 698336), (32, 436460), (40, 349168), (64, 218230), (80, 174584), (128, 109115), (139, 100480), (157, 88960), (160, 87292), (278, 50240), (314, 44480), (320, 43646), (556, 25120), (628, 22240), (640, 21823), (695, 20096), (785, 17792), (1112, 12560), (1256, 11120), (1390, 10048), (1570, 8896), (2224, 6280), (2512, 5560), (2780, 5024), (3140, 4448)]