4840420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18617}}^1$

素因数の和:18639

約数の個数: 24

約数和(自身を含む): 10947384

約数和(自身を除く): 6106964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 18617, 37234, 74468, 93085, 186170, 242021, 372340, 484042, 968084, 1210105, 2420210, 4840420]

約数ペア:

[(1, 4840420), (2, 2420210), (4, 1210105), (5, 968084), (10, 484042), (13, 372340), (20, 242021), (26, 186170), (52, 93085), (65, 74468), (130, 37234), (260, 18617)]