16858880

素因数分解:

$2^8\times 5^1\times {\mathrm{13171}}^1$

素因数の和:13192

約数の個数: 36

約数和(自身を含む): 40385352

約数和(自身を除く): 23526472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 13171, 26342, 52684, 65855, 105368, 131710, 210736, 263420, 421472, 526840, 842944, 1053680, 1685888, 2107360, 3371776, 4214720, 8429440, 16858880]

約数ペア:

[(1, 16858880), (2, 8429440), (4, 4214720), (5, 3371776), (8, 2107360), (10, 1685888), (16, 1053680), (20, 842944), (32, 526840), (40, 421472), (64, 263420), (80, 210736), (128, 131710), (160, 105368), (256, 65855), (320, 52684), (640, 26342), (1280, 13171)]