1389277570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1109}}^1\times {\mathrm{7369}}^1$

素因数の和:8502

約数の個数: 32

約数和(自身を含む): 2650546800

約数和(自身を除く): 1261269230

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1109, 2218, 5545, 7369, 11090, 14738, 18853, 36845, 37706, 73690, 94265, 125273, 188530, 250546, 626365, 1252730, 8172221, 16344442, 40861105, 81722210, 138927757, 277855514, 694638785, 1389277570]

約数ペア:

[(1, 1389277570), (2, 694638785), (5, 277855514), (10, 138927757), (17, 81722210), (34, 40861105), (85, 16344442), (170, 8172221), (1109, 1252730), (2218, 626365), (5545, 250546), (7369, 188530), (11090, 125273), (14738, 94265), (18853, 73690), (36845, 37706)]