13773440

素因数分解:

$2^7\times 5^1\times {\mathrm{21521}}^1$

素因数の和:21540

約数の個数: 32

約数和(自身を含む): 32928660

約数和(自身を除く): 19155220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 21521, 43042, 86084, 107605, 172168, 215210, 344336, 430420, 688672, 860840, 1377344, 1721680, 2754688, 3443360, 6886720, 13773440]

約数ペア:

[(1, 13773440), (2, 6886720), (4, 3443360), (5, 2754688), (8, 1721680), (10, 1377344), (16, 860840), (20, 688672), (32, 430420), (40, 344336), (64, 215210), (80, 172168), (128, 107605), (160, 86084), (320, 43042), (640, 21521)]