8228020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 18643968

約数和(自身を除く): 10415948

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 577, 620, 713, 1154, 1426, 2308, 2852, 2885, 3565, 5770, 7130, 11540, 13271, 14260, 17887, 26542, 35774, 53084, 66355, 71548, 89435, 132710, 178870, 265420, 357740, 411401, 822802, 1645604, 2057005, 4114010, 8228020]

約数ペア:

[(1, 8228020), (2, 4114010), (4, 2057005), (5, 1645604), (10, 822802), (20, 411401), (23, 357740), (31, 265420), (46, 178870), (62, 132710), (92, 89435), (115, 71548), (124, 66355), (155, 53084), (230, 35774), (310, 26542), (460, 17887), (577, 14260), (620, 13271), (713, 11540), (1154, 7130), (1426, 5770), (2308, 3565), (2852, 2885)]