4128889360

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{371303}}^1$

素因数の和:371455

約数の個数: 40

約数和(自身を含む): 9668756160

約数和(自身を除く): 5539866800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 371303, 742606, 1485212, 1856515, 2970424, 3713030, 5940848, 7426060, 14852120, 29704240, 51611117, 103222234, 206444468, 258055585, 412888936, 516111170, 825777872, 1032222340, 2064444680, 4128889360]

約数ペア:

[(1, 4128889360), (2, 2064444680), (4, 1032222340), (5, 825777872), (8, 516111170), (10, 412888936), (16, 258055585), (20, 206444468), (40, 103222234), (80, 51611117), (139, 29704240), (278, 14852120), (556, 7426060), (695, 5940848), (1112, 3713030), (1390, 2970424), (2224, 1856515), (2780, 1485212), (5560, 742606), (11120, 371303)]