9149440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{1787}}^1$

素因数の和:1812

約数の個数: 44

約数和(自身を含む): 21960216

約数和(自身を除く): 12810776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 1787, 2560, 3574, 5120, 7148, 8935, 14296, 17870, 28592, 35740, 57184, 71480, 114368, 142960, 228736, 285920, 457472, 571840, 914944, 1143680, 1829888, 2287360, 4574720, 9149440]

約数ペア:

[(1, 9149440), (2, 4574720), (4, 2287360), (5, 1829888), (8, 1143680), (10, 914944), (16, 571840), (20, 457472), (32, 285920), (40, 228736), (64, 142960), (80, 114368), (128, 71480), (160, 57184), (256, 35740), (320, 28592), (512, 17870), (640, 14296), (1024, 8935), (1280, 7148), (1787, 5120), (2560, 3574)]