16401760

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4457}}^1$

素因数の和:4495

約数の個数: 48

約数和(自身を含む): 40442976

約数和(自身を除く): 24041216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 4457, 8914, 17828, 22285, 35656, 44570, 71312, 89140, 102511, 142624, 178280, 205022, 356560, 410044, 512555, 713120, 820088, 1025110, 1640176, 2050220, 3280352, 4100440, 8200880, 16401760]

約数ペア:

[(1, 16401760), (2, 8200880), (4, 4100440), (5, 3280352), (8, 2050220), (10, 1640176), (16, 1025110), (20, 820088), (23, 713120), (32, 512555), (40, 410044), (46, 356560), (80, 205022), (92, 178280), (115, 142624), (160, 102511), (184, 89140), (230, 71312), (368, 44570), (460, 35656), (736, 22285), (920, 17828), (1840, 8914), (3680, 4457)]