2100087880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1187}}^1\times {\mathrm{4021}}^1$

素因数の和:5230

約数の個数: 64

約数和(自身を含む): 5160386880

約数和(自身を除く): 3060299000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1187, 2374, 4021, 4748, 5935, 8042, 9496, 11870, 13057, 16084, 20105, 23740, 26114, 32168, 40210, 44231, 47480, 52228, 65285, 80420, 88462, 104456, 130570, 160840, 176924, 221155, 261140, 353848, 442310, 522280, 884620, 1769240, 4772927, 9545854, 19091708, 23864635, 38183416, 47729270, 52502197, 95458540, 105004394, 190917080, 210008788, 262510985, 420017576, 525021970, 1050043940, 2100087880]

約数ペア:

[(1, 2100087880), (2, 1050043940), (4, 525021970), (5, 420017576), (8, 262510985), (10, 210008788), (11, 190917080), (20, 105004394), (22, 95458540), (40, 52502197), (44, 47729270), (55, 38183416), (88, 23864635), (110, 19091708), (220, 9545854), (440, 4772927), (1187, 1769240), (2374, 884620), (4021, 522280), (4748, 442310), (5935, 353848), (8042, 261140), (9496, 221155), (11870, 176924), (13057, 160840), (16084, 130570), (20105, 104456), (23740, 88462), (26114, 80420), (32168, 65285), (40210, 52228), (44231, 47480)]