28534940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{203821}}^1$

素因数の和:203837

約数の個数: 24

約数和(自身を含む): 68484192

約数和(自身を除く): 39949252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 203821, 407642, 815284, 1019105, 1426747, 2038210, 2853494, 4076420, 5706988, 7133735, 14267470, 28534940]

約数ペア:

[(1, 28534940), (2, 14267470), (4, 7133735), (5, 5706988), (7, 4076420), (10, 2853494), (14, 2038210), (20, 1426747), (28, 1019105), (35, 815284), (70, 407642), (140, 203821)]