18023440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6089}}^1$

素因数の和:6139

約数の個数: 40

約数和(自身を含む): 43044120

約数和(自身を除く): 25020680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 6089, 12178, 24356, 30445, 48712, 60890, 97424, 121780, 225293, 243560, 450586, 487120, 901172, 1126465, 1802344, 2252930, 3604688, 4505860, 9011720, 18023440]

約数ペア:

[(1, 18023440), (2, 9011720), (4, 4505860), (5, 3604688), (8, 2252930), (10, 1802344), (16, 1126465), (20, 901172), (37, 487120), (40, 450586), (74, 243560), (80, 225293), (148, 121780), (185, 97424), (296, 60890), (370, 48712), (592, 30445), (740, 24356), (1480, 12178), (2960, 6089)]