26909440

素因数分解:

$2^8\times 5^1\times {\mathrm{21023}}^1$

素因数の和:21044

約数の個数: 36

約数和(自身を含む): 64459584

約数和(自身を除く): 37550144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 21023, 42046, 84092, 105115, 168184, 210230, 336368, 420460, 672736, 840920, 1345472, 1681840, 2690944, 3363680, 5381888, 6727360, 13454720, 26909440]

約数ペア:

[(1, 26909440), (2, 13454720), (4, 6727360), (5, 5381888), (8, 3363680), (10, 2690944), (16, 1681840), (20, 1345472), (32, 840920), (40, 672736), (64, 420460), (80, 336368), (128, 210230), (160, 168184), (256, 105115), (320, 84092), (640, 42046), (1280, 21023)]