16574720

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:607

約数の個数: 72

約数和(自身を含む): 41501376

約数和(自身を除く): 24926656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 563, 640, 736, 920, 1126, 1280, 1472, 1840, 2252, 2815, 2944, 3680, 4504, 5630, 5888, 7360, 9008, 11260, 12949, 14720, 18016, 22520, 25898, 29440, 36032, 45040, 51796, 64745, 72064, 90080, 103592, 129490, 144128, 180160, 207184, 258980, 360320, 414368, 517960, 720640, 828736, 1035920, 1657472, 2071840, 3314944, 4143680, 8287360, 16574720]

約数ペア:

[(1, 16574720), (2, 8287360), (4, 4143680), (5, 3314944), (8, 2071840), (10, 1657472), (16, 1035920), (20, 828736), (23, 720640), (32, 517960), (40, 414368), (46, 360320), (64, 258980), (80, 207184), (92, 180160), (115, 144128), (128, 129490), (160, 103592), (184, 90080), (230, 72064), (256, 64745), (320, 51796), (368, 45040), (460, 36032), (563, 29440), (640, 25898), (736, 22520), (920, 18016), (1126, 14720), (1280, 12949), (1472, 11260), (1840, 9008), (2252, 7360), (2815, 5888), (2944, 5630), (3680, 4504)]