16931840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{3307}}^1$

素因数の和:3332

約数の個数: 44

約数和(自身を含む): 40628856

約数和(自身を除く): 23697016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 3307, 5120, 6614, 13228, 16535, 26456, 33070, 52912, 66140, 105824, 132280, 211648, 264560, 423296, 529120, 846592, 1058240, 1693184, 2116480, 3386368, 4232960, 8465920, 16931840]

約数ペア:

[(1, 16931840), (2, 8465920), (4, 4232960), (5, 3386368), (8, 2116480), (10, 1693184), (16, 1058240), (20, 846592), (32, 529120), (40, 423296), (64, 264560), (80, 211648), (128, 132280), (160, 105824), (256, 66140), (320, 52912), (512, 33070), (640, 26456), (1024, 16535), (1280, 13228), (2560, 6614), (3307, 5120)]