16810240

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 42090048

約数和(自身を除く): 25279808

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, 571, 640, 736, 920, 1142, 1280, 1472, 1840, 2284, 2855, 2944, 3680, 4568, 5710, 5888, 7360, 9136, 11420, 13133, 14720, 18272, 22840, 26266, 29440, 36544, 45680, 52532, 65665, 73088, 91360, 105064, 131330, 146176, 182720, 210128, 262660, 365440, 420256, 525320, 730880, 840512, 1050640, 1681024, 2101280, 3362048, 4202560, 8405120, 16810240]

約数ペア:

[(1, 16810240), (2, 8405120), (4, 4202560), (5, 3362048), (8, 2101280), (10, 1681024), (16, 1050640), (20, 840512), (23, 730880), (32, 525320), (40, 420256), (46, 365440), (64, 262660), (80, 210128), (92, 182720), (115, 146176), (128, 131330), (160, 105064), (184, 91360), (230, 73088), (256, 65665), (320, 52532), (368, 45680), (460, 36544), (571, 29440), (640, 26266), (736, 22840), (920, 18272), (1142, 14720), (1280, 13133), (1472, 11420), (1840, 9136), (2284, 7360), (2855, 5888), (2944, 5710), (3680, 4568)]