5500640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1155

約数の個数: 48

約数和(自身を含む): 13426560

約数和(自身を除く): 7925920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1109, 1240, 2218, 2480, 4436, 4960, 5545, 8872, 11090, 17744, 22180, 34379, 35488, 44360, 68758, 88720, 137516, 171895, 177440, 275032, 343790, 550064, 687580, 1100128, 1375160, 2750320, 5500640]

約数ペア:

[(1, 5500640), (2, 2750320), (4, 1375160), (5, 1100128), (8, 687580), (10, 550064), (16, 343790), (20, 275032), (31, 177440), (32, 171895), (40, 137516), (62, 88720), (80, 68758), (124, 44360), (155, 35488), (160, 34379), (248, 22180), (310, 17744), (496, 11090), (620, 8872), (992, 5545), (1109, 4960), (1240, 4436), (2218, 2480)]