16684040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{11273}}^1$

素因数の和:11321

約数の個数: 32

約数和(自身を含む): 38557080

約数和(自身を除く): 21873040

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 11273, 22546, 45092, 56365, 90184, 112730, 225460, 417101, 450920, 834202, 1668404, 2085505, 3336808, 4171010, 8342020, 16684040]

約数ペア:

[(1, 16684040), (2, 8342020), (4, 4171010), (5, 3336808), (8, 2085505), (10, 1668404), (20, 834202), (37, 450920), (40, 417101), (74, 225460), (148, 112730), (185, 90184), (296, 56365), (370, 45092), (740, 22546), (1480, 11273)]