54939990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{261619}}^1$

素因数の和:261636

約数の個数: 32

約数和(自身を含む): 150693120

約数和(自身を除く): 95753130

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 261619, 523238, 784857, 1308095, 1569714, 1831333, 2616190, 3662666, 3924285, 5493999, 7848570, 9156665, 10987998, 18313330, 27469995, 54939990]

約数ペア:

[(1, 54939990), (2, 27469995), (3, 18313330), (5, 10987998), (6, 9156665), (7, 7848570), (10, 5493999), (14, 3924285), (15, 3662666), (21, 2616190), (30, 1831333), (35, 1569714), (42, 1308095), (70, 784857), (105, 523238), (210, 261619)]