2486990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{983}}^1$

素因数の和:1024

約数の個数: 32

約数和(自身を含む): 5101056

約数和(自身を除く): 2614066

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 983, 1265, 1966, 2530, 4915, 9830, 10813, 21626, 22609, 45218, 54065, 108130, 113045, 226090, 248699, 497398, 1243495, 2486990]

約数ペア:

[(1, 2486990), (2, 1243495), (5, 497398), (10, 248699), (11, 226090), (22, 113045), (23, 108130), (46, 54065), (55, 45218), (110, 22609), (115, 21626), (230, 10813), (253, 9830), (506, 4915), (983, 2530), (1265, 1966)]