25721920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11483}}^1$

素因数の和:11507

約数の個数: 56

約数和(自身を含む): 70006464

約数和(自身を除く): 44284544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 11483, 22966, 45932, 57415, 80381, 91864, 114830, 160762, 183728, 229660, 321524, 367456, 401905, 459320, 643048, 734912, 803810, 918640, 1286096, 1607620, 1837280, 2572192, 3215240, 3674560, 5144384, 6430480, 12860960, 25721920]

約数ペア:

[(1, 25721920), (2, 12860960), (4, 6430480), (5, 5144384), (7, 3674560), (8, 3215240), (10, 2572192), (14, 1837280), (16, 1607620), (20, 1286096), (28, 918640), (32, 803810), (35, 734912), (40, 643048), (56, 459320), (64, 401905), (70, 367456), (80, 321524), (112, 229660), (140, 183728), (160, 160762), (224, 114830), (280, 91864), (320, 80381), (448, 57415), (560, 45932), (1120, 22966), (2240, 11483)]