201930520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{547}}^1\times {\mathrm{839}}^1$

素因数の和:1408

約数の個数: 64

約数和(自身を含む): 497145600

約数和(自身を除く): 295215080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 547, 839, 1094, 1678, 2188, 2735, 3356, 4195, 4376, 5470, 6017, 6712, 8390, 9229, 10940, 12034, 16780, 18458, 21880, 24068, 30085, 33560, 36916, 46145, 48136, 60170, 73832, 92290, 120340, 184580, 240680, 369160, 458933, 917866, 1835732, 2294665, 3671464, 4589330, 5048263, 9178660, 10096526, 18357320, 20193052, 25241315, 40386104, 50482630, 100965260, 201930520]

約数ペア:

[(1, 201930520), (2, 100965260), (4, 50482630), (5, 40386104), (8, 25241315), (10, 20193052), (11, 18357320), (20, 10096526), (22, 9178660), (40, 5048263), (44, 4589330), (55, 3671464), (88, 2294665), (110, 1835732), (220, 917866), (440, 458933), (547, 369160), (839, 240680), (1094, 184580), (1678, 120340), (2188, 92290), (2735, 73832), (3356, 60170), (4195, 48136), (4376, 46145), (5470, 36916), (6017, 33560), (6712, 30085), (8390, 24068), (9229, 21880), (10940, 18458), (12034, 16780)]