27129680

素因数分解:

$2^4\times 5^1\times {\mathrm{339121}}^1$

素因数の和:339134

約数の個数: 20

約数和(自身を含む): 63076692

約数和(自身を除く): 35947012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 339121, 678242, 1356484, 1695605, 2712968, 3391210, 5425936, 6782420, 13564840, 27129680]

約数ペア:

[(1, 27129680), (2, 13564840), (4, 6782420), (5, 5425936), (8, 3391210), (10, 2712968), (16, 1695605), (20, 1356484), (40, 678242), (80, 339121)]