9021440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{881}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 21670740

約数和(自身を除く): 12649300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 881, 1024, 1280, 1762, 2048, 2560, 3524, 4405, 5120, 7048, 8810, 10240, 14096, 17620, 28192, 35240, 56384, 70480, 112768, 140960, 225536, 281920, 451072, 563840, 902144, 1127680, 1804288, 2255360, 4510720, 9021440]

約数ペア:

[(1, 9021440), (2, 4510720), (4, 2255360), (5, 1804288), (8, 1127680), (10, 902144), (16, 563840), (20, 451072), (32, 281920), (40, 225536), (64, 140960), (80, 112768), (128, 70480), (160, 56384), (256, 35240), (320, 28192), (512, 17620), (640, 14096), (881, 10240), (1024, 8810), (1280, 7048), (1762, 5120), (2048, 4405), (2560, 3524)]