16347040

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1439}}^1$

素因数の和:1525

約数の個数: 48

約数和(自身を含む): 39191040

約数和(自身を除く): 22844000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 1439, 2272, 2840, 2878, 5680, 5756, 7195, 11360, 11512, 14390, 23024, 28780, 46048, 57560, 102169, 115120, 204338, 230240, 408676, 510845, 817352, 1021690, 1634704, 2043380, 3269408, 4086760, 8173520, 16347040]

約数ペア:

[(1, 16347040), (2, 8173520), (4, 4086760), (5, 3269408), (8, 2043380), (10, 1634704), (16, 1021690), (20, 817352), (32, 510845), (40, 408676), (71, 230240), (80, 204338), (142, 115120), (160, 102169), (284, 57560), (355, 46048), (568, 28780), (710, 23024), (1136, 14390), (1420, 11512), (1439, 11360), (2272, 7195), (2840, 5756), (2878, 5680)]