20221366960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{29017}}^1$

素因数の和:29342

約数の個数: 80

約数和(自身を含む): 48705668352

約数和(自身を除く): 28484301392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 281, 310, 496, 562, 620, 1124, 1240, 1405, 2248, 2480, 2810, 4496, 5620, 8711, 11240, 17422, 22480, 29017, 34844, 43555, 58034, 69688, 87110, 116068, 139376, 145085, 174220, 232136, 290170, 348440, 464272, 580340, 696880, 899527, 1160680, 1799054, 2321360, 3598108, 4497635, 7196216, 8153777, 8995270, 14392432, 16307554, 17990540, 32615108, 35981080, 40768885, 65230216, 71962160, 81537770, 130460432, 163075540, 252767087, 326151080, 505534174, 652302160, 1011068348, 1263835435, 2022136696, 2527670870, 4044273392, 5055341740, 10110683480, 20221366960]

約数ペア:

[(1, 20221366960), (2, 10110683480), (4, 5055341740), (5, 4044273392), (8, 2527670870), (10, 2022136696), (16, 1263835435), (20, 1011068348), (31, 652302160), (40, 505534174), (62, 326151080), (80, 252767087), (124, 163075540), (155, 130460432), (248, 81537770), (281, 71962160), (310, 65230216), (496, 40768885), (562, 35981080), (620, 32615108), (1124, 17990540), (1240, 16307554), (1405, 14392432), (2248, 8995270), (2480, 8153777), (2810, 7196216), (4496, 4497635), (5620, 3598108), (8711, 2321360), (11240, 1799054), (17422, 1160680), (22480, 899527), (29017, 696880), (34844, 580340), (43555, 464272), (58034, 348440), (69688, 290170), (87110, 232136), (116068, 174220), (139376, 145085)]