189451840

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{16001}}^1$

素因数の和:16055

約数の個数: 56

約数和(自身を含む): 463353912

約数和(自身を除く): 273902072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 592, 740, 1184, 1480, 2368, 2960, 5920, 11840, 16001, 32002, 64004, 80005, 128008, 160010, 256016, 320020, 512032, 592037, 640040, 1024064, 1184074, 1280080, 2368148, 2560160, 2960185, 4736296, 5120320, 5920370, 9472592, 11840740, 18945184, 23681480, 37890368, 47362960, 94725920, 189451840]

約数ペア:

[(1, 189451840), (2, 94725920), (4, 47362960), (5, 37890368), (8, 23681480), (10, 18945184), (16, 11840740), (20, 9472592), (32, 5920370), (37, 5120320), (40, 4736296), (64, 2960185), (74, 2560160), (80, 2368148), (148, 1280080), (160, 1184074), (185, 1024064), (296, 640040), (320, 592037), (370, 512032), (592, 320020), (740, 256016), (1184, 160010), (1480, 128008), (2368, 80005), (2960, 64004), (5920, 32002), (11840, 16001)]