40013600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4547}}^1$

素因数の和:4578

約数の個数: 72

約数和(自身を含む): 106586928

約数和(自身を除く): 66573328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 160, 176, 200, 220, 275, 352, 400, 440, 550, 800, 880, 1100, 1760, 2200, 4400, 4547, 8800, 9094, 18188, 22735, 36376, 45470, 50017, 72752, 90940, 100034, 113675, 145504, 181880, 200068, 227350, 250085, 363760, 400136, 454700, 500170, 727520, 800272, 909400, 1000340, 1250425, 1600544, 1818800, 2000680, 2500850, 3637600, 4001360, 5001700, 8002720, 10003400, 20006800, 40013600]

約数ペア:

[(1, 40013600), (2, 20006800), (4, 10003400), (5, 8002720), (8, 5001700), (10, 4001360), (11, 3637600), (16, 2500850), (20, 2000680), (22, 1818800), (25, 1600544), (32, 1250425), (40, 1000340), (44, 909400), (50, 800272), (55, 727520), (80, 500170), (88, 454700), (100, 400136), (110, 363760), (160, 250085), (176, 227350), (200, 200068), (220, 181880), (275, 145504), (352, 113675), (400, 100034), (440, 90940), (550, 72752), (800, 50017), (880, 45470), (1100, 36376), (1760, 22735), (2200, 18188), (4400, 9094), (4547, 8800)]